Definitions of cautiousness. the trait of being cautious; being attentive to possible danger. synonyms: carefulness, caution. Antonyms: incaution, incautiousness. the trait of forgetting or ignoring possible danger.
cautious, circumspect, wary, chary mean prudently watchful and discreet in the face of danger or risk. cautious implies the exercise of forethought usually prompted by fear of danger.
