Synonyms of pneumatic

1 Syllable
light, fresh
2 Syllables
blowy, gusty, drafty, lofty, breezy, windy, gaseous, aerial
3 Syllables
out-of-doors, fluttering, birdlike, vaporous, hydraulic, exposed
4 Syllables
atmospheric, uncluttered, ventilated
5 Syllables
aeronautical, well-ventilated