off-key

[of music or singing] off pitch; out of tune. She always sings off-key and makes the rest of the choir sound like baying hounds.

Name	Pronounced	Usage
Carman	['ka:mən]
Sabine	['seibain]
Teca	-	Hungarian
Fiona	fee-O-nə	Scottish, English
Paniz	-	Persian
Hubertus	huy-BER-təs (Dutch)	Dutch, German, Ancient Germanic (Latinized)