intrepid in-TREP-id, adjective:
Fearless; bold; brave; undaunted; courageous; as, an intrepid soldier; intrepid spirit.
Intrepid comes from Latin intrepidus, “calm,” from in-, “not” + trepidus, “anxious, disturbed.”
Synonyms: dauntless, resolute, daring, valiant, heroic.