Billowy

characterized by or full of billows; surging:
a rough, billowy sea.
contemporary examples

p-n-s beakers and constipated dolls: what mothers really want to know tom sykes october 10, 2013
the amazing superheroes of new york city matthew shaer august 6, 2011
how i found my voice carly simon june 6, 2009

historical examples

historic tales, vol. 8 (of 15) charles morris
a dish of orts george macdonald
ernest linwood caroline lee hentz
beyond the vanishing point raymond king c-mmings
while caroline was growing josephine daskam bacon
astronomy of to-day cecil g. dolmage
the spenders harry leon wilson

adjective
full of or forming billows: a billowy sea
adj.