Hinder

posterior

(of or belonging to that part in the rear)

traseiro

(of or belonging to that part in the rear)

bunda

(slang: buttocks)

traseiro

(slang: buttocks)

atrapalhar

(to keep back; to delay or impede)

dificultar

(to make difficult to accomplish)

entravar

(to keep back; to delay or impede)

estorvar

(to keep back; to delay or impede)

frustrar

(to make difficult to accomplish)

impedir

(to keep back; to delay or impede)

reter

(to keep back; to delay or impede)