en suite

US /ˌɑːn ˈswiːt/
UK /ˌɑːn ˈswiːt/
"en suite" picture
1.

a bathroom that is directly connected to a bedroom, for the sole use of the person or people in that bedroom

:
The hotel room has an en suite bathroom.
Each bedroom in the house has its own en suite.
1.

a room with an en suite bathroom

:
We booked a double room with an en suite.
The hotel offers several rooms with en suites.