appetite · noun C or U /ˈæp.ɪ.taɪt/
appetite
C1 the feeling that makes you want to eat
Dictionary examples:
All that walking has given me an appetite.
I won't have any chocolate, thanks - it'll spoil my appetite.
Learner example:
The tasteless food spoiled our appetite. (Certificate in Advanced English; C1; Chinese)
an appetite for something
C2 when you want something very much
Dictionary example:
He has a real appetite for adventure.
Learner example:
It does not occur to him that Jack has degenerated into blood-lust and is driven by hatred and an appetite for power. (Certificate of Proficiency in English; C2; Polish)