sever (severs 3rd person present) (severing present participle) (severed past tense & past participle )
1 verb To sever something means to cut completely through it or to cut it completely off.
FORMAL Richardson severed his right foot in a motorbike accident. V n
2 verb If you sever a relationship or connection that you have with someone, you end it suddenly and completely.
FORMAL She severed her ties with England... V n