whose

Of whom, belonging to whom; which person's or people's.interrogative

• Whose (wallet) is this?
• We should buy a house. ~ With whose money?

Of whom, belonging to whom.relative

• This is the man whose dog caused the accident.
• Venus, whose sister is Serena, won the latest championship.

Of which, belonging to which.relative

• We saw several houses whose roofs were falling off.

That or those of whom or belonging to whom.interrogative

• Several people have lost their suitcases. Whose have you found?
• He asked whose the umbrella was.

That or those of whom or belonging to whom.relative

• This car is blocking the way, but Mr Smith, whose it is, will be here shortly.

Misspelling of who's.alt-ofcontractionmisspelling