reliable

Synonyms

calculable, dependable, good, responsible, safe, secure, solid, steady, sure, tried, tried-and-true, true, trustable, trustworthy, trusty;

Antonyms

uncertain, undependable, unreliable, unsafe, untrustworthy;

Near Antonyms

disloyal, faithless, false, fickle, inconstant, perfidious, recreant, traitorous, treacherous, unfaithful, untrue;

deceitful, dishonest, lying, mendacious, untruthful;

Related Words

constant, devoted, faithful, fast, loyal, staunch (also stanch), steadfast, true-blue;

honest, sincere, single-minded;

infallible, unerring;

bedrock, firm, sound, strong;

effective, telling;

attested, authenticated, confirmed, proven, valid, validated, verified;

blameless, faultless, guiltless, impeccable, inerrant, irreproachable, unimpeachable, unquestionable;