diff --git a/ros2caret/verb/record.py b/ros2caret/verb/record.py
index 78356a85..c959a364 100644
--- a/ros2caret/verb/record.py
+++ b/ros2caret/verb/record.py
@@ -223,11 +223,13 @@ def _fini():
             node.stop_progress()
             node.end()
             if clock_recorder:
+                // cspell: ignore killpg, getpgid
                 os.killpg(os.getpgid(clock_recorder.pid), signal.SIGTERM)
             print('stopping & destroying tracing session')
             lttng.lttng_fini(session_name=args.session_name)
 
         if args.record_clock:
+            // cspell: ignore preexec, setpgrp
             clock_recorder = subprocess.Popen(['ros2', 'run', 'caret_trace', 'clock_recorder'], preexec_fn=os.setpgrp)
         else:
             clock_recorder = None