cautious

1 of 2

adjective

cau·​tious ˈkȯ-shəs 

: careful about avoiding danger or risk

cautious investors

cautious optimism

cautiously adverb

cautiousness noun

cautiousness

2 of 2

noun

cau·​tious·​ness

ˈkȯ-shəs-nəs

plural -es

: the quality or state of being cautious

Synonyms of cautious

Adjective

• careful
• wary
• alert

Choose the Right Synonym for cautious

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.

a cautious driver

circumspect suggests less fear and stresses the surveying of all possible consequences before acting or deciding.

circumspect in his business dealings

wary emphasizes suspiciousness and alertness in watching for danger and cunning in escaping it.

keeps a wary eye on the competition

chary implies a cautious reluctance to give, act, or speak freely.

chary of signing papers without having read them first

Examples of cautious in a Sentence

Adjective

Any cautious tourist will guard her passport.

You cannot be overly cautious when you're driving in snow.

He answered the question with a cautious reply.

Recent Examples on the Web

Adjective

Drug development is highly regulated, and executives have good reasons to be cautious about changing how major decisions are made. — George Achilleos, Forbes.com, 25 Sep. 2026

McNamara also wanted to create a performance-focused, consumer-centric drive in a business that had grown up under the umbrella of a more cautious pharmaceutical company. — Andrew Edgecliffe-Johnson, semafor.com, 25 Sep. 2026

But for all the pomp and ceremony, China analysts broadly predict the leaders’ personal relationship and policy goals will result in a cautious summit that yields few major deliverables. — Lim Hui Jie, CNBC, 25 Sep. 2026

The report also noted that when AI recommends an unfamiliar product or brand, consumers remain cautious but open. — Arthur Zaczkiewicz, Footwear News, 23 Sep. 2026

Word History

Etymology

Adjective

see caution entry 1

First Known Use

Adjective

1614, in the meaning defined above

Phrases Containing cautious

• hyper-cautious

Rhymes for cautious

• incautious
• nauseous

Kids Definition

cautious

adjective

cau·​tious ˈkȯ-shəs 

: marked by or given to caution

a cautious reply

cautiously adverb

cautiousness noun