wordvariant

noun
UK /ˈwɜːd ˌveəriənt/
US /ˈwɝːd ˌveriənt/

A word variant is a different way to write or say the same word.

"Colour" is a word variant of "color" in British English.


OTHER MEANINGS

2. A slightly different form of a word used in a particular region or group.

"Gonna" is a casual word variant of "going to."

3. A different arrangement of letters that still means the same thing.

"Theatre" is a word variant of "theater."

4. A changed version of a word used in a new context.

"E-mail" and "email" are word variants of each other.