
dessen is one of the B1 words in the free course — with this picture, the audio, and spaced repetition.
dessen
whose (masc./neut.)
/ˈdɛsn̩/Examples — dessen in a sentence
Er ist der Mann, dessen Auto kaputt ist.
He is the man whose car is broken.
Das ist das Haus, dessen Dach neu ist.
That is the house whose roof is new.
How to remember it
DESS-en sounds like 'dessert' — 'Whose' delicious dessert is this? (Referring to a man or a neutral thing).