tril is an acceptable dictionary word for games like scrabble, words with friends, crossword, etc. ... Using the word 'tril' in Scrabble will fetch you -1 points while using it in Words with Friends will fetch you -1 points (without taking into consideration the effect of any multipliers).

What is a tril?

n. 1. a rapid alternation of two adjacent musical tones; shake. 2. a similar quavering sound, as that made by a bird or a person laughing.

Is TIRL a scrabble word?

Yes, tirl is in the scrabble dictionary.