Is Livingroom One Word Or Two

So bathroom is one word.
Is livingroom one word or two. I think it hasn t become a compound word due to living ending in ing. As in the layout of the room is very nice it is one word. So really there s no reason why living room and dining room are written as two words. The living room in a house is the room where people sit and relax.
On the other hand compounds where one of the words has more than one syllable are normally written with a hyphen or as two separate words. Living room has been in the language a while. The oed s first quote for it is from 1787. But living room is written as.
Living room is 2 words. As in i will lay out all the pens on the table it is two words. Words that end in ing seem to only very rarely form the first part of closed compound words. Meaning pronunciation translations and examples.
Pax romana its not one word its actually two words. It s purely arbitrary but it might be because backache is a more common phrase than back pain. Its not one word its actually two words. Pax romana its not one word its actually two words.
Living room definition is a room in a residence used for the common social activities of the occupants. Pax romana its not.