faultless
[adjective]
Synonyms: flawless, correct, exemplary, foolproof, impeccable, model, perfect, unblemished

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Antonyms: faulty
Contrasted words: defective, deficient, imprecise, inaccurate, inexact, uncorrect
Related Words: entire, intact, perfect, whole, blameless

[TahlilGaran] English Synonym Dictionary ▲

fault‧less /ˈfɔːltləs $ ˈfɒːlt-/ adjective
[Word Family: adjective: faultless, faulty; verb: fault; noun: fault; adverb: faultlessly]
having no mistakes Synonym : perfect:
a faultless performance
—faultlessly adverb

[TahlilGaran] Dictionary of Contemporary English ▲