It's anybody's guess

No one knows, so anyone's guess is as good as anyone else's. A: When will the messenger be here? B: It's anybody's guess.

Name	Pronounced	Usage
Gina	JEE-nah (Italian), JEE-nə (English)	Italian, English, Swedish, Norwegian, Danish
Lennon	LEN-ən	Scottish, English (Rare)
Harta	HAHR-tah	Indonesian
Oiva	OY-vah	Finnish
Victorius	-	Late Roman
Spurius	SPUWR-i-uws	Ancient Roman