impersonal singular present indicative of y avoir: there is, there are

The interrogative form of avoir in the third-person singular masculine. / A form of avoir (when used as a past auxiliary verb) in the third-person singular masculine, used after reporting direct speech.

was everything OK?, did it go well?

Initialism of son altesse royale (“HRH”).

Simon says (children's game)

basics, fundamentals, ABC

plural of clé à douille

Alternative form of quand il n'y en a plus, il y en a encore

(idiomatic) from A to Z

(literally) Once a drunkard, always a drunkard; a person who has drunk will drink again / (figuratively) old habits die hard; a leopard cannot change its spots