All cardboard antonyms
card·board
C c adjective cardboard
- substantial — of ample or considerable amount, quantity, size, etc.: a substantial sum of money.
adj cardboard
- thick — having relatively great extent from one surface or side to the opposite; not thin: a thick slice.
- fun — something that provides mirth or amusement: A picnic would be fun.
- airy — If a building or room is airy, it has a lot of fresh air inside, usually because it is large.
- buoyant — If you are in a buoyant mood, you feel cheerful and behave in a lively way.
- delicate — Something that is delicate is small and beautifully shaped.
- light — a light product, as a beer or cigarette.
- unburdensome — oppressively heavy; onerous.