housematehouse‧mate /ˈhaʊsmeɪt/ noun [countable] British English 
a person who you share a house with but who is not a member of your family SYN roommate American English
a person who you share a house with but who is not a member of your family SYN roommate American English- inversely
- inversion
- invert
- invertebrate
- inverted comma
- inverted snobbery
- invest
- investigate
- investigation
- investigative
- investigator
- investigatory
- investiture
- investment
- investment bank
- investment banker
- investment banking
- investment club
- investor
- inveterate
- invidious
- invigilate
- invigilator
- invigorate
- invigorating