undisirregardless

English edit

undisirregardless (comparative more undisirregardless, superlative most undisirregardless)

(humorous, rare) Synonym of regardless
- 2004, Harry Turtledove, Return Engagement: Settling Accounts, Book One:
  You tell me what sort of notion you've got for fixing it, then I'll know whether we can try it or we need to keep on doin' what we're doin' undisirregardless of whether anybody likes it.