Definition: determined to complete a task or achieve a goal
Part of Speech: Adjective
Synonym(s): persistent, dogged
Antonym(s): inconsistent, wavering
1. The tenacious dog wouldn’t let go of the robber’s leg.
2. Because the young man has a tenacious personality, he won’t stop working until he becomes the first college graduate in his family.
3. While the girl may appear tiny, she is tenacious and never backs down from a challenge.