mer ‧ ci ‧ ful /ˈmɜːsɪf ə l $ ˈmɜːr-/ BrE AmE adjective
1 . merciful death/end/release a death or end to something that seems fortunate because it ends someone’s suffering SYN welcome :
I think my uncle’s death was a merciful release for my poor aunt.
2 . being kind to people and forgiving them rather than punishing them or being cruel OPP cruel :
Merciful God, save us.