to spring out, jump out / to rush out / to protrude / to come unexpectedly

the moment ...

a revolving door

to open / to make (a hole)

to broaden; to become wide / to develop; to progress; to improve / (of a person) to be enlightened; to be inspired; (perfect tense) to be sharp or clever

Western-style door

room (of a house or hotel), chamber, apartment, flat / (sumo) a stable where rikishi live and train together under a shisho oyakata (stable master)

cat

platform door; platform screen door

(rail transport) selective door operation