Wreaking or capable of wreaking complete destruction
English: annihilative, annihilating, devastating, withering
witheringEnglish
withering, annihilating, devastating, annihilative, atrophy
Adjective
Making light of
English: annihilating, devastating, withering
Noun
Any weakening or degeneration (especially through lack of use)
English: atrophy, withering