Words That Rhyme With "Ennui" :

2 syllables:

bluey, booee, buoy, chewy, cooee, cooey, Dewey, dewy, duey, gluey, gooey, hooey, Huey, Louis, phooey, screwy, sooey, suey, Tsui, tui, viewy

3 syllables:

Brahui, Drambuie

4 syllables:

ratatouille