11-Letter Words End with 'um'

There are 65 11-letter words that end with 'um'.

animalculum	antependium	antheridium
antirrhinum	archegonium	aspergillum
bryophyllum	californium	candelabrum
carpogonium	clostridium	columbarium
crematorium	cypripedium	definiendum
desideratum	condominium	corrigendum
einsteinium	hesperidium	hormogonium
magisterium	mediastinum	mendelevium
mesothelium	endocardium	endometrium
endothecium	endothelium	equilibrium
latifundium	leprosarium	monochasium
gametangium	florilegium	incunabulum
interregnum	nonaluminum	phosphonium
pittosporum	planetarium	podophyllum
positronium	scriptorium	pandemonium
pelargonium	penicillium	pericardium
pericranium	perineurium	perithecium
sempervivum	sporogonium	staminodium
ostensorium	quadrennium	proctodaeum
prothallium	retinaculum	stylopodium
succedaneum	termitarium	tetrazolium
ultravacuum	unnilhexium

Note: These 65 11-letter words that end with 'um' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with ium, lum, rum, tum, num, eum, cum, dum, sum, gum, mum, bum, kum, uum, aum, hum, oum, vum, wum, jum, pum, yum.

3-letter words end with 'um' (10)
4-letter words end with 'um' (16)
5-letter words end with 'um' (39)
6-letter words end with 'um' (84)
7-letter words end with 'um' (102)
8-letter words end with 'um' (156)
9-letter words end with 'um' (132)
10-letter words end with 'um' (106)
11-letter words end with 'um' (65)
12-letter words end with 'um' (21)
13-letter words end with 'um' (9)
14-letter words end with 'um' (7)
15-letter words end with 'um' (5)