heart is in mouth

somebody's heart is in their mouth

if someone's heart is in their mouth, they feel extremely nervous My heart was in my mouth as I walked onto the stage.

Name	Pronounced	Usage
Ratimir	-	Croatian, Medieval Slavic
Pax	-	Roman Mythology
Denver	DEN-vər	English
Jillie	JIL-ee	English
Yusuf	-	Arabic, Turkish
Tandy	['tændi]