variant

VARIANT noun

[ C ] uk/ˈveəriənt/ us
something that is a slightly different form from the usual one

разновидность, вариант
There are several variant s of the virus. spelling variant s
№2 (2437)№2 (2437)№3 (2401)№3 (2401)№4 (2359)№5 (2354)№6 (2318)№7 (2316)№8 (2314)№9 (2310)№9 (2310)№10 (2302)