Synonyms|1kAntonyms|269|Broader|7Narrower|23Related|1.3k

403 entries under adjective topic. ×

2
loath(uncertain, modest, humble, shy)
2
on one's guard(expression, idiom, caution, wary)
2
on the alert(expression, idiom, alert, attentive)
2
playing it cool(expression, idiom, careful, thoughtful)
2
premeditated(careful, thoughtful, planned, prudent)
2
reticent(close, quiet, gentle, restrained)
2
secure
2
self-controlled
2
sharp-eyed
2
slack(wary, unenthusiastic, unwilling, disinclined)
2
sly(smart, clever, subtle, artful)
2
subtle(smart, sensitive, shrewd, clever)
2
tense(uneasy, bothered)
2
timorous
2
troubled(tense, uneasy, bothered)
2
uptight(nervous, tense, suspicious, uneasy)
2
wide-awake(keen, alert, careful, considerate)
2
wide awake(expression, idiom)
1
Argus-eyed
1
absorbed
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APASmart Define. (2016). cautious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/cautious/thesaurus/synonyms
ChicagoSmart Define. 2016. "cautious thesaurus" https://smartdefine.org/cautious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, cautious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/cautious/thesaurus/synonyms>.
MLASmart Define. "cautious thesaurus" 2 March 2016. Web. 25 September 2026. <https://smartdefine.org/cautious/thesaurus/synonyms>