faultless

adjective

fault·​less ˈfȯlt-ləs 

: having no fault : irreproachable

faultless workmanship

faultlessly adverb

faultlessness noun

Synonyms

• perfect
• flawless
• ideal
• excellent
• superb
• immaculate

Examples of faultless in a Sentence

this 18th-century chest of drawers is considered a faultless example of early American craftsmanship

I may have broken my share of things in the past, but in this instance I am entirely faultless.

Recent Examples on the Web

The difference between wired (1ms) and wireless (2ms) input lag is minimal, but the resistance provided by the face buttons is essentially faultless, so the difference is outright indiscernible. —Matt Gardner, Forbes.com, 20 June 2025

Game theory predicts something surprising: Even with a hypothetically perfect vaccine – faultless efficacy, zero side effects – voluntary vaccination programs will never achieve 100% coverage. —Avi Dor, The Conversation, 5 June 2025

In the ring, his attention to detail and faultless technique enabled him to post a 49-5-1 record. —Steve Henson, Los Angeles Times, 2 June 2025

With Andrew Resnick’s crisp musical arrangements and a faultless sound design by Peter Hylenski, Groff and his costars knock one song after another out of the park. —Greg Evans, Deadline, 26 Apr. 2025

Word History

First Known Use

14th century, in the meaning defined above