Crossword puzzle clue "adele hit on billboard's 2015 year end hot 100 or a greeting"

to shout out a greeting, also HALLO, HALLOA, HALLOO, HILLO, HILLOA, HOLLA, HOLLO, HOLLOA, HOLLOO, HULLO

ANIMAL, a living organism typically capable of voluntary motion and sensation

resentful of another's advantages, also GEALOUS

a plant of the cabbage species, resembling the cauliflower, also BROCOLI