A trivial lie is also known as a fib.
Trivial is an adjective.
The word trivial means "useless". So a trivial set would be a useless set.
The word lie has only one syllable. It is pronounced with a single stress point.
Trivial
important
We have many important cases. Your point is very Trivial.
loquacious means very talkative or full of trivial conversation
Juliano likes girls that he thinks are not very smart, but to girls intelligence is not trivial.
unimportant irrelevant Trivial
trivial, trivia
trivial
Far too many. Try "trivial" or "pursiuts" alone.