alter

From Wiktionary
alter is on the Academic Word List.

Pronunciation[change]

Verb[change]

Plain form
alter

Third-person singular
alters

Past tense
altered

Past participle
altered

Present participle
altering

  1. (transitive & intransitive) If you alter something, you change it, usually in a small way.
    The design can be easily altered by selecting new colours, materials, etc.
    But not even a good cleaning would alter the fact that the room was dark and unfriendly.
    Because he was so short, he always needed to have his pants altered to fit him.

See also[change]