Part of speech:
Seldom speaking; saying little; not talkative
Not expressed in words; unspoken:
Making or characterized by no sound or faint sound:
Having or making no sound.
The definition of speechless is nothing to say, or when you are made silent, usually as a result of a surprise or other strong emotion.
(Informal) Stupid; moronic
Not giving a ringing sound when struck; said of a metal.
Containing no noise
Very quietly. In soft tones.
The definition of inaudible is something that can't be heard.
Full of, characterized by, or accompanied by noise:
Making or marked by loud outcry or sustained din.
(Archaic) Silent; hushed
Marked by, done with, or making no sound or noise
Find another word for noiseless. In this page you can discover 17 synonyms, antonyms, idiomatic expressions, and related words for noiseless, like: silent, wordless, quiet, stilly, still, soundless, voiceless, speechless, dumb, mute and deadened.