baggage, luggage / unwelcome burden

big, large, great

to put (something) in / to admit (someone) in / to tuck in (clothing)

potential of 入る (hairu)

a box: a container with a lid / (archaic) a chamber pot for feces; (by extension) feces

box

(slang) Alternative form of 大きいお友達

container, case, receptacle

(idiomatic) obtain

to explore someone else's opinion, to sound out