billow

nouns

a large sea wave
billow, surge
is derived from
billowy

verbs

rise up as if in waves
"smoke billowed up into the sky"
billow, wallow
move with great difficulty
"The soldiers billowed across the muddy riverbed"
billow
is a type of (narrower)
change location; move, travel, or proceed, also metaphorically
"How fast does your new car go?"; "We travelled from Rome to Naples by bus"; "The policemen went from door to door looking for the suspect"; "The soldiers moved towards the city in an attempt to take it before night fell"; "news travelled fast"
go, locomote, move, travel
rise and move, as in waves or billows
"The army surged forward"
billow, heave, surge
become inflated
"The sails ballooned"
balloon, billow, inflate