What’s the catch?

interrog. What is the drawback?; It sounds good. Are there any hidden problems? Sounds too good to be true. What’s the catch?

Name	Pronounced	Usage
Hyledd	-	Welsh
Yael	-	Hebrew, Biblical Hebrew
RosÁRio	roo-ZA-ryoo	Portuguese
Brant	BRANT	English
Tirto	-	Indonesian
&Thorn;ÓRveig	-	Ancient Scandinavian