diff --git a/.codespellignore b/.codespellignore
index ae6a3bcf1..120b63a9c 100644
--- a/.codespellignore
+++ b/.codespellignore
@@ -3,3 +3,5 @@ fo
 te
 collison
 consequentially
+ans
+nam
diff --git a/Makefile b/Makefile
index 2cedd200d..6de95219b 100644
--- a/Makefile
+++ b/Makefile
@@ -192,7 +192,7 @@ test-coverage: | $(GOCOVMERGE)
 	done; \
 	$(GOCOVMERGE) $$(find . -name coverage.out) > coverage.txt
 
-# Adding a directory will include all benchmarks in that direcotry if a filter is not specified.
+# Adding a directory will include all benchmarks in that directory if a filter is not specified.
 BENCHMARK_TARGETS := sdk/trace
 .PHONY: benchmark
 benchmark: $(BENCHMARK_TARGETS:%=benchmark/%)
diff --git a/README.md b/README.md
index 13bcc5e59..7766259a5 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ It provides a set of APIs to directly measure performance and behavior of your s
 | Metrics | Stable             |
 | Logs    | In development[^1] |
 
-Progres and status specific to this repository is tracked in our
+Progress and status specific to this repository is tracked in our
 [project boards](https://github.com/open-telemetry/opentelemetry-go/projects)
 and
 [milestones](https://github.com/open-telemetry/opentelemetry-go/milestones).
diff --git a/log/DESIGN.md b/log/DESIGN.md
index 58236059c..7528d3404 100644
--- a/log/DESIGN.md
+++ b/log/DESIGN.md
@@ -30,7 +30,7 @@ The module name is compliant with
 [Artifact Naming](https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/logs/bridge-api.md#artifact-naming)
 and the package structure is the same as for Trace API and Metrics API.
 
-The Go module consits of the following packages:
+The Go module consists of the following packages:
 
 - `go.opentelemetry.io/otel/log`
 - `go.opentelemetry.io/otel/log/embedded`
@@ -240,14 +240,14 @@ when converting records to a different representation:
 func (r *Record) AttributesLen() int
 ```
 
-The records attributes design and implemntation is based on
+The records attributes design and implementation is based on
 [`slog.Record`](https://pkg.go.dev/log/slog#Record).
 It allows achieving high-performance access and manipulation of the attributes
 while keeping the API user friendly.
 It relieves the user from making his own improvements
 for reducing the number of allocations when passing attributes.
 
-The following defintions are implementing the abstractions
+The following definitions are implementing the abstractions
 described in [the specification](https://opentelemetry.io/docs/specs/otel/logs/#new-first-party-application-logs):
 
 ```go
@@ -510,7 +510,7 @@ favor passing the record via pointer (and vice versa).
 Passing via value feels safer because of the following reasons.
 
 The user would not be able to pass `nil`.
-Therefore, it reduces the possiblity to have a nil pointer dereference.
+Therefore, it reduces the possibility to have a nil pointer dereference.
 
 It should reduce the possibility of a heap allocation.
 
diff --git a/sdk/metric/exemplar.go b/sdk/metric/exemplar.go
index 77579acdb..3f1ce9f1d 100644
--- a/sdk/metric/exemplar.go
+++ b/sdk/metric/exemplar.go
@@ -63,7 +63,7 @@ func reservoirFunc[N int64 | float64](agg Aggregation) func() exemplar.Reservoir
 			//   This Exemplar reservoir MAY take a configuration parameter for
 			//   the size of the reservoir. If no size configuration is
 			//   provided, the default size MAY be the number of possible
-			//   concurrent threads (e.g. numer of CPUs) to help reduce
+			//   concurrent threads (e.g. number of CPUs) to help reduce
 			//   contention. Otherwise, a default size of 1 SHOULD be used.
 			n = runtime.NumCPU()
 			if n < 1 {
diff --git a/sdk/metric/internal/exemplar/reservoir_test.go b/sdk/metric/internal/exemplar/reservoir_test.go
index 65c179dc1..8eafe1786 100644
--- a/sdk/metric/internal/exemplar/reservoir_test.go
+++ b/sdk/metric/internal/exemplar/reservoir_test.go
@@ -125,7 +125,7 @@ func ReservoirTest[N int64 | float64](f factory[N]) func(*testing.T) {
 			r.Collect(&dest)
 			assert.Len(t, dest, n, "multiple offers did not fill reservoir")
 
-			// Ensure the collect reset also resets any couting state.
+			// Ensure the collect reset also resets any counting state.
 			for i := 0; i < n+1; i++ {
 				v := N(i)
 				r.Offer(ctx, staticTime, v, nil)
diff --git a/sdk/metric/meter_test.go b/sdk/metric/meter_test.go
index 5bec7c2ce..080c7e00b 100644
--- a/sdk/metric/meter_test.go
+++ b/sdk/metric/meter_test.go
@@ -170,7 +170,7 @@ func TestCallbackUnregisterConcurrency(t *testing.T) {
 
 // Instruments should produce correct ResourceMetrics.
 func TestMeterCreatesInstruments(t *testing.T) {
-	// The synchronous measurement methods must ignore the context cancelation.
+	// The synchronous measurement methods must ignore the context cancellation.
 	ctx, cancel := context.WithCancel(context.Background())
 	cancel()
 
diff --git a/sdk/trace/trace_test.go b/sdk/trace/trace_test.go
index df8dab7d6..feaff2f19 100644
--- a/sdk/trace/trace_test.go
+++ b/sdk/trace/trace_test.go
@@ -1142,7 +1142,7 @@ func TestSpanWithCanceledContext(t *testing.T) {
 	_, span := tp.Tracer(t.Name()).Start(ctx, "span")
 	span.End()
 
-	assert.Equal(t, 1, te.Len(), "span recording must ignore context cancelation")
+	assert.Equal(t, 1, te.Len(), "span recording must ignore context cancellation")
 }
 
 func TestNonRecordingSpanDoesNotTrackRuntimeTracerTask(t *testing.T) {