ADJ

acting
former
a former deputy chairman of the Democratic Party

VERB + DEPUTY

appoint (sb as)
A new deputy has not yet been appointed
act as

DEPUTY + NOUN

chair, chairman, director, governor, head, leader, manager, minister, president, etc.
He was appointed deputy head of the school

PREP

~ to
She is acting as deputy to the chairman of the board

ADJ

congressional, parliamentary
133 of the parliamentary deputies voted against the treaty
opposition
right-wing, socialist, etc.

VERB + DEPUTY

elect
Three women were among the 77 deputies elected