Chamber
/ˈtʃeɪmbə(ɹ)/
noun
A room or set of rooms, particularly:
A chamberpot.
The legislature or division of the legislature itself.
“The resolution, which speedily passed the Senate, was unable to gain a majority in the lower chamber.”
verb
To enclose in a room.
“She had chambered herself in her room, and wouldn't come out.”
To reside in or occupy a chamber or chambers.
To place in a chamber, as a round of ammunition.
“The hunter fired at the geese and missed, then shrugged his shoulders and chambered another cartridge.”
noun
A container used for urination and defecation, particularly those used in early modern towns before the advent of the flush toilet.