that's a strange question! and STRANGE is an answer ;-)
he cheated on his wife with her mum
His second-best bed.
Seven letter words meaning unusual are bizarre and strange.
Odd Peculiar
The combining form that means strange or other is "xeno-".
It is only strange if you think it is. "Strange" is a matter of opinion for which there is no right or universal answer. You are not related to your uncle's wife's sister or to her daughter. However, you might not want to do that because, if it didn't work out, there might be some social awkwardness between you and your family.
He mentions that she is reading strange books which makes her a "witch"
The term "bi wife" could refer to a wife who identifies as bisexual, meaning she is attracted to both men and women.
WIFE
wife
Giles Corey says that his wife reads a strange book at night and that when he trys to pray he can't because of her