English dictionary, thesaurus, translations & etymology

vigilant

8 synonyms and 8 antonyms for vigilant, ranked by how commonly they're used.

Adj — Watchful and alert, especially for danger, trouble, or wrongdoing.

Synonyms for vigilant

heedful hip on guard on the lookout on the watch on watch wakeful woke

complacent heedless oblivious unalert unaware unprepared unwary unwitting

Synonyms and antonyms from Wiktionary, CC BY-SA.