highly-strung

(British & Australian) also high-strung (American)

nervous and easily upset Anna has always been highly-strung, whereas her brother is one of the most relaxed people you could meet.

Name	Pronounced	Usage
Inanna	i-NAH-na	Near Eastern Mythology
Rens	-	Dutch
Fulgencio	fool-KHEN-thyo (Spanish), fool-KHEN-syo (Latin American Spanish)	Spanish
Fiorino	-	Italian
Orinthia	-	Literature
Yazmin	YAZ-min	English (Modern)