Synonyms|19Antonyms|8|Broader|1Narrower|0Related|82
1
unalert
0
absent
0
absentminded
0
abstracted
0
distracted
0
preoccupied
0
unvigilant
0
unwatchful
For more, visit Heads-up on Power Thesaurus
13 years ago|56 views|share |citing 
APASmart Define. (2013). heads-up thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/heads-up/thesaurus/antonyms
ChicagoSmart Define. 2013. "heads-up thesaurus" https://smartdefine.org/heads-up/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2013, heads-up thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/heads-up/thesaurus/antonyms>.
MLASmart Define. "heads-up thesaurus" 28 June 2013. Web. 22 September 2026. <https://smartdefine.org/heads-up/thesaurus/antonyms>