1 abundance, more than enough, great deal, mass(es), quantity or quantities, multitude(s), number(s), load(s), mess, scores, Colloq lot(s), mountain(s), heap(s), stack(s), pile(s), load(s), ton(s), ocean(s), oodles, US and Canadian slew(s):
There is plenty of food, so it is just as well that plenty of people are coming. There's plenty of time before your bus arrives
2 plentifulness, fertility, copiousness, abundance, plenteousness, wealth, profusion, lavishness, prodigality, plenitude, bountifulness:
It was a land of plenty, a land of milk and honey.