Synonyms and Antonyms of reliable
- I need a reliable car that's not going to break down constantly
calculable, dependable, good, responsible, safe, secure, solid, steady, sure, tried, tried-and-true, true, trustable, trustworthy, trusty
disloyal, faithless, false, fickle, inconstant, perfidious, recreant, traitorous, treacherous, unfaithful, untrue
deceitful, dishonest, lying, mendacious, untruthful
debatable, disputable, doubtable, doubtful, dubious, fishy, problematic (also problematical), questionable, shady, shaky, suspect, uncertain, unsound
dodgy [chiefly British], uncertain, undependable, unreliable, unsafe, untrustworthy