All trifling antonyms
tri·fling
T t adj trifling
- earth-shattering — earthshaking.
- earthshaking — imperiling, challenging, or affecting basic beliefs, attitudes, relationships, etc.
- momentous — of great or far-reaching importance or consequence: a momentous day.
adjective trifling
- earthshattering — earthshaking.
- epochal — Forming or characterizing an epoch; epoch-making.