11-Letter Words End with 'ium'

There are 46 11-letter words that end with 'ium'.

antependium	antheridium	archegonium
californium	carpogonium	clostridium
columbarium	crematorium	cypripedium
condominium	einsteinium	hesperidium
hormogonium	magisterium	mendelevium
mesothelium	endocardium	endometrium
endothecium	endothelium	equilibrium
latifundium	leprosarium	monochasium
gametangium	florilegium	phosphonium
planetarium	positronium	scriptorium
pandemonium	pelargonium	penicillium
pericardium	pericranium	perineurium
perithecium	sporogonium	staminodium
ostensorium	quadrennium	prothallium
stylopodium	termitarium	tetrazolium
unnilhexium

Note: These 46 11-letter words that end with 'ium' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with rium, nium, dium, lium, cium, tium, gium, mium, bium, sium, vium, hium, pium, uium, xium, zium.

5-letter words end with 'ium' (4)
6-letter words end with 'ium' (29)
7-letter words end with 'ium' (39)
8-letter words end with 'ium' (81)
9-letter words end with 'ium' (80)
10-letter words end with 'ium' (69)
11-letter words end with 'ium' (46)
12-letter words end with 'ium' (15)
13-letter words end with 'ium' (7)
14-letter words end with 'ium' (7)
15-letter words end with 'ium' (5)