billows
verb(billow)
to rise or roll in waves or surges
billows
verb(billow)
to bulge or swell out (as through action of the wind)
billows
verb(billow)
to cause to billow
billows
noun(billow)
wave; especially : a great wave or surge of water
billows
noun(billow)
a rolling mass (as of flame or smoke) that resembles a high wave