diff --git a/core/api/service/system/impl/system_api_impl.hpp b/core/api/service/system/impl/system_api_impl.hpp
index 81af5ef6bc..9620fa4a04 100644
--- a/core/api/service/system/impl/system_api_impl.hpp
+++ b/core/api/service/system/impl/system_api_impl.hpp
@@ -41,7 +41,7 @@ namespace kagome::api {
 
     /**
      * The nonce which should be used for the next extrinsic from \arg
-     * account_adderss
+     * account_address
      */
     outcome::result<primitives::AccountNonce> getNonceFor(
         std::string_view account_address) const override;
diff --git a/core/parachain/pvf/secure_mode.hpp b/core/parachain/pvf/secure_mode.hpp
index 3100b1d2ee..4b69c7ec9a 100644
--- a/core/parachain/pvf/secure_mode.hpp
+++ b/core/parachain/pvf/secure_mode.hpp
@@ -34,7 +34,7 @@ namespace kagome::parachain {
     return e.message();
   }
 
-  /// Changes the filessystem root directory for the current process to
+  /// Changes the filesystem root directory for the current process to
   /// worker_dir
   SecureModeOutcome<void> changeRoot(const std::filesystem::path &worker_dir);
   /// Prohibits network-related system calls
diff --git a/core/parachain/validator/statement_distribution/statement_distribution.cpp b/core/parachain/validator/statement_distribution/statement_distribution.cpp
index 69cb83b2b0..e205f6ed7f 100644
--- a/core/parachain/validator/statement_distribution/statement_distribution.cpp
+++ b/core/parachain/validator/statement_distribution/statement_distribution.cpp
@@ -1724,11 +1724,11 @@ namespace kagome::parachain::statement_distribution {
     }
   }
 
-  void StatementDistribution::request_hypotetical_membership(
+  void StatementDistribution::request_hypothetical_membership(
       std::vector<HypotheticalCandidate> hypotheticals,
       std::optional<Hash> active_leaf) {
     REINVOKE(*main_pool_handler,
-             request_hypotetical_membership,
+             request_hypothetical_membership,
              std::move(hypotheticals),
              active_leaf);
 
@@ -1758,7 +1758,7 @@ namespace kagome::parachain::statement_distribution {
     auto active_leaf =
         utils::map(active_leaf_hash,
                    [](const auto &ref_hash) -> Hash { return ref_hash.get(); });
-    request_hypotetical_membership(std::move(hypotheticals), active_leaf);
+    request_hypothetical_membership(std::move(hypotheticals), active_leaf);
   }
 
   void StatementDistribution::provide_candidate_to_grid(
diff --git a/core/primitives/transaction_validity.hpp b/core/primitives/transaction_validity.hpp
index f85acf2bf3..c18b37d409 100644
--- a/core/primitives/transaction_validity.hpp
+++ b/core/primitives/transaction_validity.hpp
@@ -67,7 +67,7 @@ namespace kagome::primitives {
      * @brief Provided tags
      * A list of tags this transaction provides. Successful transaction import
      * will enable other transactions that depend on (require) those tags to be
-     * included as well. Provided and requried tags allow Substrate to build a
+     * included as well. Provided and required tags allow Substrate to build a
      * dependency graph of transactions and import them in the right (linear)
      * order.
      */