a dog in the manger

someone who keeps something that they do not really want in order to prevent anyone else from having it Stop being such a dog in the manger and let your sister ride your bike if you're not using it.

Common Names:

Name	Pronounced	Usage
Lizbeth	-	English
Leona	lee-O-nə (English), LE-o-nah (German)	English, German
Epiphany	i-PIF-ə-nee	English (Rare)
Kaitlynn	KAYT-lin	English (Modern)
Waite	[weit]
Golnar	-	Persian