Word
careful
Phoneticscare·ful, stress on the first syllable
US/ˈkɛɹfəɫ/
UK/kˈeəfəl/
Definitions
01cautious and safe
A2 · Elementary
adj. thinking about what you are doing so that you do not have an accident or cause damage.
adj. exercising caution to avoid physical danger, injury, or damage.
日本語:注意深い※
“Please be careful with that glass vase because it is very expensive.”
“The mountain guide warned the hikers to be careful of loose rocks as they navigated the narrow ridge.”
Pitfall
Be careful for the wet floor.
Be careful of the wet floor.
Use 'of' or 'with' after careful when pointing out a specific danger.
02precise and thorough
B1 · Intermediate
adj. giving a lot of attention to details to make sure something is correct.
adj. showing great attention to detail; meticulous and thorough in execution.
日本語:丁寧※
“After a careful check of the numbers, she found the mistake in the report.”
“A careful analysis of the data revealed several trends that the initial research team had completely overlooked.”
Synonyms
Collocations
Common phrases and expressions where native English speakers use the word “careful” in context.
Etymology
From Middle English careful, from Old English carful; equivalent to care + -ful.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
ADJECTIVE
ADVERB
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
- Frequency
- Common
- Level
- A2 · ElementaryOxford
- Updated
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QR code
englishreference.com/q/careful
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「日本語」 data: JMdict (EDRDG), CC BY-SA 4.0