metamorphose

verbs

change completely the nature or appearance of
"In Kafka's story, a person metamorphoses into a bug"; "The treatment and diet transfigured her into a beautiful young woman"; "Jesus was transfigured after his resurrection"
metamorphose, transfigure, transmogrify
change in outward structure or looks
"He transformed into a monster"; "The salesman metamorphosed into an ugly beetle"
metamorphose, transform, transmute