Synonyms of reliable in English:

reliable


See definition of reliable

adjective

1‘reliable evidence’

SYNONYMS
dependable, good, well founded, well grounded, authentic, definitive, attested, valid, genuine, from the horse's mouth, sound, true
British copper-bottomed
ANTONYMS

unreliable

2‘a reliable friend’

SYNONYMS
trustworthy, dependable, good, true, faithful, devoted, steady, steadfast, staunch, unswerving, unwavering, constant, loyal, trusty, dedicated, committed, unfailing, infallible, certain, sure
truthful, honest
ANTONYMS

unreliable, untrustworthy

3‘the new bikes have reliable V-brakes’

SYNONYMS
dependable, safe, fail-safe, tried and tested, well built, well engineered, good
ANTONYMS

unreliable

4‘a reliable firm’

SYNONYMS
reputable, dependable, trustworthy, honest, responsible, established, proven, stable, sound, solid, secure, safe, safe as houses
ANTONYMS

unreliable, dodgy