You searched for: “alter
To make different, to change.

"When she lost weight, she had to have all of her clothes altered to fit her new size."

(based on words from The Washington Post's "Style Invitational" in which readers were given the opportunity to take any word from the dictionary, alter it by adding, subtracting, or changing one letter, and then to provide a new definition for the modified word)
Word Entries containing the term: “alter
alter ego
1. Another self.
2. A very close friend.

"Dr. Jekyll and Mr. Hyde were alter egos in a tale of horror."