diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index d9cf3867d4e..f3229fd29f6 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -55,7 +55,7 @@ Please make sure to check out our [Pull request guidelines](./docs/dev/pull-requ
 ## Relevant development docs
 
 - [Project structure](./docs/dev/project-structure.md)
-- [Develoment setup](./docs/dev/development-setup.md)
+- [Development setup](./docs/dev/development-setup.md)
 - [Go style guide](./docs/dev/go-style-guide.md)
 - [Documentation guide](./docs/README.md)
 - [Writing tests](./testing/README.md)
diff --git a/modules/apps/29-fee/types/genesis.pb.go b/modules/apps/29-fee/types/genesis.pb.go
index 5a2ec0dd8fb..8c22ce1e9c0 100644
--- a/modules/apps/29-fee/types/genesis.pb.go
+++ b/modules/apps/29-fee/types/genesis.pb.go
@@ -294,7 +294,7 @@ func (m *RegisteredCounterpartyPayee) GetCounterpartyPayee() string {
 type ForwardRelayerAddress struct {
 	// the forward relayer address
 	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
-	// unique packet identifer comprised of the channel ID, port ID and sequence
+	// unique packet identifier comprised of the channel ID, port ID and sequence
 	PacketId types.PacketId `protobuf:"bytes,2,opt,name=packet_id,json=packetId,proto3" json:"packet_id"`
 }
 
diff --git a/modules/apps/29-fee/types/tx.pb.go b/modules/apps/29-fee/types/tx.pb.go
index 5edfa58d14d..151f9bd1706 100644
--- a/modules/apps/29-fee/types/tx.pb.go
+++ b/modules/apps/29-fee/types/tx.pb.go
@@ -203,7 +203,7 @@ type MsgPayPacketFee struct {
 	Fee Fee `protobuf:"bytes,1,opt,name=fee,proto3" json:"fee"`
 	// the source port unique identifier
 	SourcePortId string `protobuf:"bytes,2,opt,name=source_port_id,json=sourcePortId,proto3" json:"source_port_id,omitempty"`
-	// the source channel unique identifer
+	// the source channel unique identifier
 	SourceChannelId string `protobuf:"bytes,3,opt,name=source_channel_id,json=sourceChannelId,proto3" json:"source_channel_id,omitempty"`
 	// account address to refund fee if necessary
 	Signer string `protobuf:"bytes,4,opt,name=signer,proto3" json:"signer,omitempty"`
diff --git a/modules/core/02-client/types/query.pb.go b/modules/core/02-client/types/query.pb.go
index aa4c78d8056..e13ddd06cef 100644
--- a/modules/core/02-client/types/query.pb.go
+++ b/modules/core/02-client/types/query.pb.go
@@ -257,7 +257,7 @@ type QueryConsensusStateRequest struct {
 	RevisionNumber uint64 `protobuf:"varint,2,opt,name=revision_number,json=revisionNumber,proto3" json:"revision_number,omitempty"`
 	// consensus state revision height
 	RevisionHeight uint64 `protobuf:"varint,3,opt,name=revision_height,json=revisionHeight,proto3" json:"revision_height,omitempty"`
-	// latest_height overrrides the height field and queries the latest stored
+	// latest_height overrides the height field and queries the latest stored
 	// ConsensusState
 	LatestHeight bool `protobuf:"varint,4,opt,name=latest_height,json=latestHeight,proto3" json:"latest_height,omitempty"`
 }
diff --git a/modules/core/04-channel/types/channel.pb.go b/modules/core/04-channel/types/channel.pb.go
index 4e6c985b8db..de28522e4df 100644
--- a/modules/core/04-channel/types/channel.pb.go
+++ b/modules/core/04-channel/types/channel.pb.go
@@ -347,7 +347,7 @@ func (m *PacketState) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_PacketState proto.InternalMessageInfo
 
-// PacketId is an identifer for a unique Packet
+// PacketId is an identifier for a unique Packet
 // Source chains refer to packets by source port/channel
 // Destination chains refer to packets by destination port/channel
 type PacketId struct {
diff --git a/proto/ibc/applications/fee/v1/genesis.proto b/proto/ibc/applications/fee/v1/genesis.proto
index e48ceb53549..11e56e76021 100644
--- a/proto/ibc/applications/fee/v1/genesis.proto
+++ b/proto/ibc/applications/fee/v1/genesis.proto
@@ -55,6 +55,6 @@ message RegisteredCounterpartyPayee {
 message ForwardRelayerAddress {
   // the forward relayer address
   string address = 1;
-  // unique packet identifer comprised of the channel ID, port ID and sequence
+  // unique packet identifier comprised of the channel ID, port ID and sequence
   ibc.core.channel.v1.PacketId packet_id = 2 [(gogoproto.nullable) = false];
 }
diff --git a/proto/ibc/applications/fee/v1/tx.proto b/proto/ibc/applications/fee/v1/tx.proto
index e59dddfd17a..393bc8794d9 100644
--- a/proto/ibc/applications/fee/v1/tx.proto
+++ b/proto/ibc/applications/fee/v1/tx.proto
@@ -94,7 +94,7 @@ message MsgPayPacketFee {
   ibc.applications.fee.v1.Fee fee = 1 [(gogoproto.nullable) = false, (amino.dont_omitempty) = true];
   // the source port unique identifier
   string source_port_id = 2;
-  // the source channel unique identifer
+  // the source channel unique identifier
   string source_channel_id = 3;
   // account address to refund fee if necessary
   string signer = 4;
diff --git a/proto/ibc/core/channel/v1/channel.proto b/proto/ibc/core/channel/v1/channel.proto
index 44c3240e2bc..9879a19df37 100644
--- a/proto/ibc/core/channel/v1/channel.proto
+++ b/proto/ibc/core/channel/v1/channel.proto
@@ -131,7 +131,7 @@ message PacketState {
   bytes data = 4;
 }
 
-// PacketId is an identifer for a unique Packet
+// PacketId is an identifier for a unique Packet
 // Source chains refer to packets by source port/channel
 // Destination chains refer to packets by destination port/channel
 message PacketId {
diff --git a/proto/ibc/core/client/v1/query.proto b/proto/ibc/core/client/v1/query.proto
index 0032306ec9e..c5f053010ce 100644
--- a/proto/ibc/core/client/v1/query.proto
+++ b/proto/ibc/core/client/v1/query.proto
@@ -108,7 +108,7 @@ message QueryConsensusStateRequest {
   uint64 revision_number = 2;
   // consensus state revision height
   uint64 revision_height = 3;
-  // latest_height overrrides the height field and queries the latest stored
+  // latest_height overrides the height field and queries the latest stored
   // ConsensusState
   bool latest_height = 4;
 }