IELTS Anvil

reliable

CEFR: B1

Consistently good in quality, dependable in performance, and worthy of trust over repeated trials.

Synonyms

dependable
trustworthy
infallible

Common Collocations

reliable source
highly reliable
reliable service

Example Sentence

Empirical research requires reliable methodology and calibrated measurement instruments to yield reproducible data.

Practice 'reliable' in IELTS Anvil ➔

Join free to practice 2,600+ IELTS words with spaced repetition.