What are the opposite words for trivial?

Trivial means something that is insignificant, unimportant, or of little value. The antonyms for the word trivial include significant, important, essential, critical, and vital. These words indicate the urgency, necessity or seriousness of something. For instance, when we talk about an essential or critical issue, it refers to a matter that holds much significance and is of utmost importance. Similarly, if we describe something as significant or vital, we mean that it carries substantial value and should be taken seriously. The antonyms for trivial emphasize the gravity and essence of a subject matter, indicating that it requires attention, consideration, and action.

Antonym of the day

wert conscious of
criticize, decrease, depreciate.