cautious
5 synonyms and 9 antonyms for cautious, grouped by meaning and by how common each one is.
Adj — Careful to avoid risk, mistakes, or danger.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Antonyms
How to use cautious
The word patterns that sound natural to a native speaker.
cautious optimism
a cautious approach
remain cautious
Etymology
From caution + -ous, echoing Latin cautus.
Full origin of cautious →Frequently asked questions
What does “cautious” mean?
The word “cautious” means careful to avoid risk, mistakes, or danger. In plain terms, careful and unwilling to take unnecessary risks.
How do you pronounce “cautious”?
“Cautious” is pronounced KAW-shuhs (/ˈkɔːʃəs/ in IPA).
How do you use “cautious” in a sentence?
Here is “cautious” used in a sentence: “Investors remain cautious about the volatile market.”
What is the opposite of “cautious”?
The opposite of “cautious” — its antonyms — are careless, incautious, neglecting, aggressive and uncautious.
What part of speech is “cautious”?
“Cautious” is an adjective.
Where does the word “cautious” come from?
The word “cautious” comes from Latin. From caution + -ous, echoing Latin cautus.
Is “cautious” a common word?
“Cautious” is a fairly common word in modern English, usually learned at around the B1 level.
What is the difference between "cautious" and "careful"?
"Cautious" specifically emphasizes avoiding risk, danger, or mistakes, often implying wariness or hesitation before acting. "Careful" is broader and can simply mean paying close attention to detail, without necessarily implying concern about danger.
What preposition follows "cautious"?
"Cautious" is typically followed by "of" or "about," as in "cautious of strangers" or "cautious about spending." Both forms are standard in English.
Is "cautious" a positive or negative trait?
"Cautious" is generally viewed as a positive or neutral trait, describing someone who avoids unnecessary risk. However, in excess, it can carry a mildly negative connotation of being overly hesitant or slow to act.
