mistress
[noun]
Synonyms: lover, concubine, girlfriend, kept woman, paramour

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English Thesaurus: girlfriend, partner, old flame, mistress, lover, ...

[TahlilGaran] English Synonym Dictionary ▲

mis‧tress /ˈmɪstrəs, ˈmɪstrɪs/ noun [countable]
[Date: 1200-1300; Language: Old French; Origin: maistresse, from maistre; ⇒ master¹]

1. a woman that a man has a sexual relationship with, even though he is married to someone else:
The Prince had shocked society by living openly with his mistress.

2. British English old-fashioned a female teacher ⇒ master:
the new English mistress

3. the female owner of a dog, horse etc ⇒ master

4. old-fashioned the female employer of a servant ⇒ master:
The maid looked nervously at her mistress.

5. be (a/the) mistress of something if a woman is a mistress of something, she is in control of it, highly skilled at it etc ⇒ master:
She appeared to be very much the mistress of the situation.

6. Mistress old use used with a woman’s family name as a polite way of speaking to her ⇒ master

[TahlilGaran] Dictionary of Contemporary English ▲

mistress
noun
QUANT. string The king kept a string of mistresses.
VERB + MISTRESS have | take | keep

[TahlilGaran] Collocations Dictionary ▲

girlfriend a girl or woman that you have a romantic relationship with, especially for a fairly long time:
Katherine was his first girlfriend.
partner the person you are married to, or the person you are living with and having a sexual relationship with:
He brought his partner along to the party.
old flame informal someone who was your girlfriend or boyfriend in the past:
I found a love letter from one of his old flames.
mistress a woman that a man has a sexual relationship with even though he is married to someone else. Often used when the man is famous or powerful:
The president had a mistress for many years.
lover someone who you have a sexual relationship with, but who you are not married to:
He was going to meet his secret lover.
fiancée the woman who a man is going to marry:
Rod plans to marry his fiancée later this year.
ex informal a man's former wife or girlfriend:
My ex looks after the children on Thursdays.
be going out with somebody if you are going out with a girl or woman, she is your girlfriend:
She's going out with a guy she met at work.

[TahlilGaran] English Thesaurus ▲