diff --git a/src/core/border_router/routing_manager.cpp b/src/core/border_router/routing_manager.cpp
index 97f28e9f4..e4ddd4532 100644
--- a/src/core/border_router/routing_manager.cpp
+++ b/src/core/border_router/routing_manager.cpp
@@ -730,9 +730,9 @@ void RoutingManager::StartRoutingPolicyEvaluationDelay(uint32_t aDelayMilli)
 {
     TimeMilli now          = TimerMilli::GetNow();
     TimeMilli evaluateTime = now + aDelayMilli;
-    TimeMilli earlestTime  = mLastRouterAdvertisementSendTime + kMinDelayBetweenRtrAdvs;
+    TimeMilli earliestTime = mLastRouterAdvertisementSendTime + kMinDelayBetweenRtrAdvs;
 
-    evaluateTime = OT_MAX(evaluateTime, earlestTime);
+    evaluateTime = OT_MAX(evaluateTime, earliestTime);
 
     LogInfo("Start evaluating routing policy, scheduled in %u milliseconds", evaluateTime - now);
 
@@ -858,7 +858,7 @@ void RoutingManager::SendRouterAdvertisement(const OmrPrefixArray &aNewOmrPrefix
     }
 }
 
-bool RoutingManager::IsReceivdRouterAdvertFromManager(const Ip6::Nd::RouterAdvertMessage &aRaMessage) const
+bool RoutingManager::IsReceivedRouterAdvertFromManager(const Ip6::Nd::RouterAdvertMessage &aRaMessage) const
 {
     // Determines whether or not a received RA message was prepared by
     // by `RoutingManager` itself.
@@ -1186,7 +1186,7 @@ void RoutingManager::UpdateRouterAdvertHeader(const Ip6::Nd::RouterAdvertMessage
         // We skip and do not update RA header if the received RA message
         // was not prepared and sent by `RoutingManager` itself.
 
-        VerifyOrExit(!IsReceivdRouterAdvertFromManager(*aRouterAdvertMessage));
+        VerifyOrExit(!IsReceivedRouterAdvertFromManager(*aRouterAdvertMessage));
     }
 
     oldHeader                       = mRouterAdvertHeader;
diff --git a/src/core/border_router/routing_manager.hpp b/src/core/border_router/routing_manager.hpp
index ab8d43c3c..0e39536a9 100644
--- a/src/core/border_router/routing_manager.hpp
+++ b/src/core/border_router/routing_manager.hpp
@@ -559,7 +559,7 @@ private:
     void HandleDiscoveredPrefixTableChanged(void);
     bool NetworkDataContainsOmrPrefix(const Ip6::Prefix &aPrefix) const;
     void UpdateRouterAdvertHeader(const Ip6::Nd::RouterAdvertMessage *aRouterAdvertMessage);
-    bool IsReceivdRouterAdvertFromManager(const Ip6::Nd::RouterAdvertMessage &aRaMessage) const;
+    bool IsReceivedRouterAdvertFromManager(const Ip6::Nd::RouterAdvertMessage &aRaMessage) const;
     void ResetDiscoveredPrefixStaleTimer(void);
 
     static bool IsValidBrUlaPrefix(const Ip6::Prefix &aBrUlaPrefix);