Invariant

2 clues
Constant
WHERE'S THE ARIAN?
Similar answers:
Aceinvader
Alieninvasion
Allinvain
Balieninvasionb
Brianteacher
Brianteaser
Britishinvasion
Ddayinvasion
Homeinvader
Invade
Invaded
Invader
Invaders
Invades
Invadestanley
Invading
Invain
Invalid
Invalidate
Invalids