caution vs carefulness

caution and carefulness both are nouns.

Word	Noun	Adjective	Verb	Adverb
caution	Yes	No	Yes	No
carefulness	Yes	No	No	No

As nouns, caution and carefulness are synonyms defined as:

caution and carefulness: the trait of being cautious; being attentive to possible danger

Other synonyms of caution include cautiousness.

caution (noun)	carefulness (noun)
the trait of being cautious; being attentive to possible danger	the quality of being careful and painstaking
the trait of being circumspect and prudent	the trait of being cautious; being attentive to possible danger
judiciousness in avoiding harm or danger
a warning against certain acts

caution (verb)	carefulness (verb)
warn strongly; put on guard