1. In an unalterable and unchangeable manner
   - unalterably, unchangeably, unassailably

See also: immutable

• six-gun
• six-lined racerunner
• six-membered
• six-pointed
• six-shooter
• six-sided
• six-spot
• sixer
• sixfold
• sixpack
• sixpence
• sixpenny
• sixpenny nail
• sixsome
• norfolk island pine
• Norfolk jacket
• Norfolk terrier
• Norfolk wherry
• Norge
• norgestrel
• nori
• noria
• Norinyl
• nork
• Norlestrin