化(ば)けるto take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.), to assume the shape of, to turn oneself into, to transform oneself into, to disguise oneself as, to change radically, to metamorphose, to improve unexpectedly and dramatically (esp. of an actor, artist, rikishi, etc.)

オオカミは赤(あか)ずきんのお婆(ばあ)さんに化(ば)けました。

The wolf disguised itself as Little Red Riding Hood's grandmother. {to take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.), to assume the shape of, to turn oneself into, to transform oneself into, to disguise oneself as, to change radically, to metamorphose, to improve unexpectedly and dramatically (esp. of an actor, artist, rikishi, etc.)}

亡(な)くなった友人(ゆうじん)が、昨夜(さくや)化(ば)けて目(め)の前(まえ)に現(あらわ)れた。

My deceased friend appeared before my eyes in the form of a ghost last night. {to take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.), to assume the shape of, to turn oneself into, to transform oneself into, to disguise oneself as, to change radically, to metamorphose, to improve unexpectedly and dramatically (esp. of an actor, artist, rikishi, etc.)}

息子(むすこ)に渡(わた)した教科書(きょうかしょ)代(だい)が、漫画(まんが)代(だい)に化(ば)けてしまいました。

The textbook money I gave to my son ended up changing to money that was spent on comic books. {to take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.), to assume the shape of, to turn oneself into, to transform oneself into, to disguise oneself as, to change radically, to metamorphose, to improve unexpectedly and dramatically (esp. of an actor, artist, rikishi, etc.)}

警察官(けいさつかん)：「セールスに化(ば)けて強盗(ごうとう)をするような卑怯(ひきょう)な連中(れんちゅう)を絶対(ぜったい)に許(ゆる)すまい。」

Police Officer: 'I absolutely won't forgive those cowards who rob people by assuming the guise of salesmen.' {to take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.), to assume the shape of, to turn oneself into, to transform oneself into, to disguise oneself as, to change radically, to metamorphose, to improve unexpectedly and dramatically (esp. of an actor, artist, rikishi, etc.)}

強盗(ごうとう)犯(はん)：「従業(じゅうぎょう)員(いん)に化(ば)けて宝石(ほうせき)店(てん)に侵入(しんにゅう)できるかどうかは、警備(けいび)員(いん)の警戒(けいかい)度(ど)次第(しだい)だ。」

Robbery suspect: 'Whether or not I can infiltrate the jewelry store disguised as an employee depends on the alertness of the security guards.' {to take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.), to assume the shape of, to turn oneself into, to transform oneself into, to disguise oneself as, to change radically, to metamorphose, to improve unexpectedly and dramatically (esp. of an actor, artist, rikishi, etc.)}