encombrant

/ɑ̃.kɔ̃.bʁɑ̃/
1.
adjective

bulky

cumbersome

taking up too much space; awkward to handle

Ce fauteuil est trop encombrant pour passer par la porte.

This armchair is too bulky to fit through the door.

2.
nounmasculine

bulky waste

large item to be collected (by municipal services)

Il faut prendre rendez‑vous pour faire enlever cet encombrant.

You need to book a pickup to have this bulky item removed.