diff --git a/cli/wallet/nep5.go b/cli/wallet/nep5.go
index 4a352e3e3..641d13696 100644
--- a/cli/wallet/nep5.go
+++ b/cli/wallet/nep5.go
@@ -125,7 +125,7 @@ func newNEP5Commands() []cli.Command {
 		},
 		{
 			Name:  "multitransfer",
-			Usage: "transfer NEP5 tokens to multiple recepients",
+			Usage: "transfer NEP5 tokens to multiple recipients",
 			UsageText: `multitransfer --wallet <path> --rpc-endpoint <node> --timeout <time> --from <addr>` +
 				` <token1>:<addr1>:<amount1> [<token2>:<addr2>:<amount2> [...]]`,
 			Action: multiTransferNEP5,
@@ -357,9 +357,9 @@ func multiTransferNEP5(ctx *cli.Context) error {
 	}
 
 	if ctx.NArg() == 0 {
-		return cli.NewExitError("empty recepients list", 1)
+		return cli.NewExitError("empty recipients list", 1)
 	}
-	var recepients []client.TransferTarget
+	var recipients []client.TransferTarget
 	cache := make(map[string]*wallet.Token)
 	for i := 0; i < ctx.NArg(); i++ {
 		arg := ctx.Args().Get(i)
@@ -387,14 +387,14 @@ func multiTransferNEP5(ctx *cli.Context) error {
 		if err != nil {
 			return cli.NewExitError(fmt.Errorf("invalid amount: %w", err), 1)
 		}
-		recepients = append(recepients, client.TransferTarget{
+		recipients = append(recipients, client.TransferTarget{
 			Token:   token.Hash,
 			Address: addr,
 			Amount:  amount,
 		})
 	}
 
-	return signAndSendTransfer(ctx, c, acc, recepients)
+	return signAndSendTransfer(ctx, c, acc, recipients)
 }
 
 func transferNEP5(ctx *cli.Context) error {
@@ -442,10 +442,10 @@ func transferNEP5(ctx *cli.Context) error {
 	}})
 }
 
-func signAndSendTransfer(ctx *cli.Context, c *client.Client, acc *wallet.Account, recepients []client.TransferTarget) error {
+func signAndSendTransfer(ctx *cli.Context, c *client.Client, acc *wallet.Account, recipients []client.TransferTarget) error {
 	gas := flags.Fixed8FromContext(ctx, "gas")
 
-	tx, err := c.CreateNEP5MultiTransferTx(acc, int64(gas), recepients...)
+	tx, err := c.CreateNEP5MultiTransferTx(acc, int64(gas), recipients...)
 	if err != nil {
 		return cli.NewExitError(err, 1)
 	}
diff --git a/pkg/core/blockchain.go b/pkg/core/blockchain.go
index 183fdbc8e..45b00f554 100644
--- a/pkg/core/blockchain.go
+++ b/pkg/core/blockchain.go
@@ -1367,7 +1367,7 @@ func (bc *Blockchain) GetStandByValidators() keys.PublicKeys {
 	return bc.sbCommittee[:bc.config.ValidatorsCount].Copy()
 }
 
-// GetStandByCommittee returns standby commitee from the configuration.
+// GetStandByCommittee returns standby committee from the configuration.
 func (bc *Blockchain) GetStandByCommittee() keys.PublicKeys {
 	return bc.sbCommittee.Copy()
 }
diff --git a/pkg/core/interop_system_test.go b/pkg/core/interop_system_test.go
index 048593708..1a1b7d8bb 100644
--- a/pkg/core/interop_system_test.go
+++ b/pkg/core/interop_system_test.go
@@ -458,7 +458,7 @@ func TestContractCall(t *testing.T) {
 				ic.VM.Estack().PushVal(args[i])
 			}
 			// interops can both return error and panic,
-			// we don't care which kind of error has occured
+			// we don't care which kind of error has occurred
 			require.Panics(t, func() {
 				err := contractCall(ic)
 				if err != nil {
diff --git a/pkg/core/mpt/proof.go b/pkg/core/mpt/proof.go
index 5f8fcdc84..0f2930afe 100644
--- a/pkg/core/mpt/proof.go
+++ b/pkg/core/mpt/proof.go
@@ -9,7 +9,7 @@ import (
 )
 
 // GetProof returns a proof that key belongs to t.
-// Proof consist of serialized nodes occuring on path from the root to the leaf of key.
+// Proof consist of serialized nodes occurring on path from the root to the leaf of key.
 func (t *Trie) GetProof(key []byte) ([][]byte, error) {
 	var proof [][]byte
 	path := toNibbles(key)
diff --git a/pkg/core/native/native_neo.go b/pkg/core/native/native_neo.go
index 12b0dc1c6..a4e9a2898 100644
--- a/pkg/core/native/native_neo.go
+++ b/pkg/core/native/native_neo.go
@@ -326,7 +326,7 @@ const (
 )
 
 // ModifyAccountVotes modifies votes of the specified account by value (can be negative).
-// typ specifies if this modify is occuring during transfer or vote (with old or new validator).
+// typ specifies if this modify is occurring during transfer or vote (with old or new validator).
 func (n *NEO) ModifyAccountVotes(acc *state.NEOBalanceState, d dao.DAO, value *big.Int, typ int) error {
 	if acc.VoteTo != nil {
 		key := makeValidatorKey(acc.VoteTo)
diff --git a/pkg/core/state/nep5.go b/pkg/core/state/nep5.go
index 36ac13ec3..b3dc38715 100644
--- a/pkg/core/state/nep5.go
+++ b/pkg/core/state/nep5.go
@@ -13,7 +13,7 @@ type NEP5Tracker struct {
 	// Balance is the current balance of the account.
 	Balance big.Int
 	// LastUpdatedBlock is a number of block when last `transfer` to or from the
-	// account occured.
+	// account occurred.
 	LastUpdatedBlock uint32
 }
 
@@ -35,9 +35,9 @@ type NEP5Transfer struct {
 	// Amount is the amount of tokens transferred.
 	// It is negative when tokens are sent and positive if they are received.
 	Amount big.Int
-	// Block is a number of block when the event occured.
+	// Block is a number of block when the event occurred.
 	Block uint32
-	// Timestamp is the timestamp of the block where transfer occured.
+	// Timestamp is the timestamp of the block where transfer occurred.
 	Timestamp uint64
 	// Tx is a hash the transaction.
 	Tx util.Uint256
diff --git a/pkg/interop/blockchain/blockchain.go b/pkg/interop/blockchain/blockchain.go
index 22ecb64d7..e01aaf9ac 100644
--- a/pkg/interop/blockchain/blockchain.go
+++ b/pkg/interop/blockchain/blockchain.go
@@ -48,7 +48,7 @@ type Block struct {
 	Timestamp int
 	// Index represents the height of the block.
 	Index int
-	// NextConsensus representes contract address of the next miner (160 bit BE
+	// NextConsensus represents contract address of the next miner (160 bit BE
 	// value in a 20 byte slice).
 	NextConsensus []byte
 	// TransactionsLength represents the length of block's transactions array.
diff --git a/pkg/interop/util/util.go b/pkg/interop/util/util.go
index 1aba144cb..3e80a77b0 100644
--- a/pkg/interop/util/util.go
+++ b/pkg/interop/util/util.go
@@ -5,7 +5,7 @@ package util
 
 // FromAddress is an utility function that converts a Neo address to its hash
 // (160 bit BE value in a 20 byte slice). It can only be used for strings known
-// at compilation time, because the convertion is actually being done by the
+// at compilation time, because the conversion is actually being done by the
 // compiler.
 func FromAddress(address string) []byte {
 	return nil
diff --git a/pkg/rpc/client/nep5.go b/pkg/rpc/client/nep5.go
index bc11fa3ac..000376901 100644
--- a/pkg/rpc/client/nep5.go
+++ b/pkg/rpc/client/nep5.go
@@ -122,16 +122,16 @@ func (c *Client) CreateNEP5TransferTx(acc *wallet.Account, to util.Uint160, toke
 }
 
 // CreateNEP5MultiTransferTx creates an invocation transaction for performing NEP5 transfers
-// from a single sender to multiple recepients.
-func (c *Client) CreateNEP5MultiTransferTx(acc *wallet.Account, gas int64, recepients ...TransferTarget) (*transaction.Transaction, error) {
+// from a single sender to multiple recipients.
+func (c *Client) CreateNEP5MultiTransferTx(acc *wallet.Account, gas int64, recipients ...TransferTarget) (*transaction.Transaction, error) {
 	from, err := address.StringToUint160(acc.Address)
 	if err != nil {
 		return nil, fmt.Errorf("bad account address: %w", err)
 	}
 	w := io.NewBufBinWriter()
-	for i := range recepients {
-		emit.AppCallWithOperationAndArgs(w.BinWriter, recepients[i].Token, "transfer", from,
-			recepients[i].Address, recepients[i].Amount)
+	for i := range recipients {
+		emit.AppCallWithOperationAndArgs(w.BinWriter, recipients[i].Token, "transfer", from,
+			recipients[i].Address, recipients[i].Amount)
 		emit.Opcode(w.BinWriter, opcode.ASSERT)
 	}
 	return c.CreateTxFromScript(w.Bytes(), acc, gas)
@@ -189,9 +189,9 @@ func (c *Client) TransferNEP5(acc *wallet.Account, to util.Uint160, token util.U
 	return c.SendRawTransaction(tx)
 }
 
-// MultiTransferNEP5 is similar to TransferNEP5, buf allows to have multiple recepients.
-func (c *Client) MultiTransferNEP5(acc *wallet.Account, gas int64, recepients ...TransferTarget) (util.Uint256, error) {
-	tx, err := c.CreateNEP5MultiTransferTx(acc, gas, recepients...)
+// MultiTransferNEP5 is similar to TransferNEP5, buf allows to have multiple recipients.
+func (c *Client) MultiTransferNEP5(acc *wallet.Account, gas int64, recipients ...TransferTarget) (util.Uint256, error) {
+	tx, err := c.CreateNEP5MultiTransferTx(acc, gas, recipients...)
 	if err != nil {
 		return util.Uint256{}, err
 	}
diff --git a/pkg/rpc/response/result/nep5.go b/pkg/rpc/response/result/nep5.go
index 3a3640518..fea5fa07a 100644
--- a/pkg/rpc/response/result/nep5.go
+++ b/pkg/rpc/response/result/nep5.go
@@ -19,7 +19,7 @@ type NEP5Balance struct {
 	LastUpdated uint32       `json:"lastupdatedblock"`
 }
 
-// nep5Balance is an auxilliary struct for proper Asset marshaling.
+// nep5Balance is an auxiliary struct for proper Asset marshaling.
 type nep5Balance struct {
 	Asset       string `json:"assethash"`
 	Amount      string `json:"amount"`
diff --git a/pkg/rpc/response/result/tx_raw_output.go b/pkg/rpc/response/result/tx_raw_output.go
index 518e8ef9b..7445074da 100644
--- a/pkg/rpc/response/result/tx_raw_output.go
+++ b/pkg/rpc/response/result/tx_raw_output.go
@@ -18,7 +18,7 @@ type TransactionOutputRaw struct {
 	TransactionMetadata
 }
 
-// TransactionMetadata is an auxilliary struct for proper TransactionOutputRaw marshaling.
+// TransactionMetadata is an auxiliary struct for proper TransactionOutputRaw marshaling.
 type TransactionMetadata struct {
 	Blockhash     util.Uint256 `json:"blockhash,omitempty"`
 	Confirmations int          `json:"confirmations,omitempty"`
diff --git a/pkg/smartcontract/manifest/method.go b/pkg/smartcontract/manifest/method.go
index 30ad923f0..1c9a2584c 100644
--- a/pkg/smartcontract/manifest/method.go
+++ b/pkg/smartcontract/manifest/method.go
@@ -43,7 +43,7 @@ type Method struct {
 	ReturnType smartcontract.ParamType `json:"returntype"`
 }
 
-// NewParameter returns new paramter with the specified name and type.
+// NewParameter returns new parameter of specified name and type.
 func NewParameter(name string, typ smartcontract.ParamType) Parameter {
 	return Parameter{
 		Name: name,