fill the gap

to serve temporarily. I think that the temp will fill the gap until a new person can be hired.

Name	Pronounced	Usage
Ace	[eis]
Felicitas	fe-LEE-tsee-tahs (German)	German, Late Roman, Roman Mythology
Johnie	JAHN-ee	English
Zachery	ZAK-ə-ree	English
Orval	AWR-vəl	English
Monday	MUN-day	English (Rare)