Synonym of ENTHUSE

Answer: Option C

Pester : trouble or annoy (someone) with frequent or persistent requests or interruptions.
Provoke : stimulate or give rise to (a reaction or emotion, typically a strong or unwelcome one) in someone.
Excite : cause (someone) to feel very enthusiastic and eager.
Annoy : make (someone) a little angry; irritate.
Enthuse : express eager enjoyment, interest, or approval regarding something.

Synonym of Enthuse is Excite