Word: couchmate
Part of speech: Noun
Syllables: couch
mate
Definition: A person with whom one shares a couch.
Morphemes:
Affix: couch
Language: en
PoS: Noun
Meaning: An item of furniture, often upholstered, for the comfortable seating of more than one person.
Affix: mate
Language: en
PoS: Noun
Meaning: A friend, usually of the same sex.