Matching Pairs RelationshipsOnline version People and relationships by Inez Virág 1 A flatmate is... 2 A classmate is... 3 A tutor is... 4 An acquaintance is... 5 Your best friend is... 6 A colleague is... 7 An ex is... 8 A close friend is... 9 A wife is... 10 A stepmother is... 11 A husband is... 12 A mother-in-law is... someone you know but is not a close friend. someone who is in the same class as you in school a person you share an apartment or flat with. a person you can rely on, spend a lot of time with and share personal matters. your closest friend. a husband's or wife's mother. a married man. a woman who is the wife or partner of your father but who is not your birth mother. is a person you work with. a married woman. a person you were once in a relationship with. a private teacher, typically one who teaches a single pupil or a very small group.