discretionary
/dɪˈskɹɛʃən(ə)ɹi/
sifat adjective
-
Available at one's discretion; able to be used as one chooses; left to or regulated by one's own discretion or judgment.
discretionary income
Manbalar: Wiktionary (Free Dictionary API orqali), Datamuse, Tatoeba (CC BY 2.0 FR), MyMemory.