धीरे धीरे कम करना angolul

wear away▼verb
[UK: weə(r) ə.ˈweɪ] [US: ˈwer ə.ˈweɪ]

whittle down▼verb
[UK: ˈwɪt.l̩ daʊn] [US: ˈwɪt.l̩ ˈdaʊn]