Without air or without fresh air
Making or characterized by no sound or faint sound:
(Old Poet.) No longer breathing; dead
Marked by an absence of circulating air
Find another word for windless. In this page you can discover 13 synonyms, antonyms, idiomatic expressions, and related words for windless, like: airless, breezeless, still, breathless, blustery, muggy, windy, breath, bitterly-cold, drizzly and cloudless.