shred
to damage someone or something badly: 严重伤害；严重损坏
My trousers were torn to shreds when I fell off my bike.我从自行车上摔了下来，裤子撕了好几道口子。

SMART Vocabulary: related words and phrases

Disapproving & criticizing
anathematize
animadversion
aspersion
aw
backbite
barrel
bash
belabour
boo
disapprobation
excoriate
knock
knocker
let someone have both barrelsidiom
low blow
mordacious
mordancy
pile
slam
union-basher

You can also find related words, phrases, and synonyms in the topics:

Damaging and spoiling