i·ron·side 
(īərn-sīd′)
(īərn-sīd′)n.
One who is very strong and courageous.
[From Ironside, nickname of Edmund II, and Ironsides, nickname of Oliver Cromwell.]
- nonexplosive
- nonfat
- nonfeasance
- nonferrous
- nonfiction
- nonfictional
- nonfiction novel
- nonflammable
- nonfood
- nongonococcal urethritis
- nongraded
- non grata
- nonhero
- non-Hodgkin lymphoma
- non-Hodgkin's lymphoma
- noni
- nonidentical
- nonillion
- nonillionth
- nonimmigrant
- noninductive
- noninertial frame
- non-insulin-dependent diabetes
- non-insulin-dependent diabetes mellitus
- nonintervention