Antonyms of adj billowy

1 sense of billowy

Sense 1
billowy, billowing (prenominal), surging -- (characterized by great swelling waves or surges; "billowy storm clouds"; "the restless billowing sea"; "surging waves")

INDIRECT (VIA stormy) -> calm -- ((of weather) free from storm or wind; "calm seas")

Similarity of adj billowy

1 sense of billowy

Sense 1
billowy, billowing (prenominal), surging -- (characterized by great swelling waves or surges; "billowy storm clouds"; "the restless billowing sea"; "surging waves")
       => stormy (vs. calm) -- ((especially of weather) affected or characterized by storms or commotion; "a stormy day"; "wide and stormy seas")