Fix spelling mistakes

4 files changed, 4 insertions, 4 deletions

diff --git a/absl/crc/internal/crc.h b/absl/crc/internal/crc.h
index 08afba3c..e683c25f 100644
--- a/absl/crc/internal/crc.h
+++ b/absl/crc/internal/crc.h
@@ -68,7 +68,7 @@ class CRC {
   // any reduction of error-detection ability in the outer CRC.
   // Unscramble() performs the inverse transformation.
   // It is strongly recommended that CRCs be scrambled before storage or
-  // transmission, and unscrambled at the other end before futher manipulation.
+  // transmission, and unscrambled at the other end before further manipulation.
   virtual void Scramble(uint32_t* crc) const = 0;
   virtual void Unscramble(uint32_t* crc) const = 0;
 
diff --git a/absl/crc/internal/crc_cord_state.h b/absl/crc/internal/crc_cord_state.h
index cbcff053..fbbb8c00 100644
--- a/absl/crc/internal/crc_cord_state.h
+++ b/absl/crc/internal/crc_cord_state.h
@@ -109,7 +109,7 @@ class CrcCordState {
   // Returns true if the chunked CRC32C cached is normalized.
   bool IsNormalized() const { return rep().removed_prefix.length == 0; }
 
-  // Normalizes the chunked CRC32C checksum cache by substracting any removed
+  // Normalizes the chunked CRC32C checksum cache by subtracting any removed
   // prefix from the chunks.
   void Normalize();
 
diff --git a/absl/crc/internal/crc_internal.h b/absl/crc/internal/crc_internal.h
index 97083423..7d77bdf5 100644
--- a/absl/crc/internal/crc_internal.h
+++ b/absl/crc/internal/crc_internal.h
@@ -60,7 +60,7 @@ constexpr uint64_t kScrambleHi = (static_cast<uint64_t>(0x4f1bbcdcU) << 32) |
 constexpr uint64_t kScrambleLo = (static_cast<uint64_t>(0xf9ce6030U) << 32) |
                                  static_cast<uint64_t>(0x2e76e41bU);
 
-class CRCImpl : public CRC {  // Implemention of the abstract class CRC
+class CRCImpl : public CRC {  // Implementation of the abstract class CRC
  public:
   using Uint32By256 = uint32_t[256];
 
diff --git a/absl/crc/internal/crc_x86_arm_combined.cc b/absl/crc/internal/crc_x86_arm_combined.cc
index e482b37a..ef521d22 100644
--- a/absl/crc/internal/crc_x86_arm_combined.cc
+++ b/absl/crc/internal/crc_x86_arm_combined.cc
@@ -515,7 +515,7 @@ class CRC32AcceleratedX86ARMCombinedMultipleStreams
       }
 
       for (size_t i = 1; i < bs; i++) {
-        // Prefetch data for next itterations.
+        // Prefetch data for next iterations.
         for (size_t j = 0; j < num_crc_streams; j++) {
           PrefetchToLocalCache(
               reinterpret_cast<const char*>(crc_streams[j] + kPrefetchHorizon));