12-Letter Words End with 'is'

There are 66 12-letter words that end with 'is'.

autohypnosis	avitaminosis	bilharziasis
anaerobiosis	anaplasmosis	androgenesis
angiogenesis	appendicitis	biosynthesis
cataphoresis	cladogenesis	cyanogenesis
cyclogenesis	douroucoulis	electrolysis
encephalitis	glycogenesis	hallucinosis
hemerocallis	hemodialysis	histogenesis
hyperkinesis	hyperostosis	endocarditis
endometritis	enterobiasis	epididymitis
leukocytosis	leukopoiesis	macrocytosis
misdiagnosis	morphallaxis	furunculosis
fascioliasis	fibrinolysis	folliculitis
karyokinesis	photokinesis	polyhedrosis
polyneuritis	salpiglossis	sarcomatosis
schwarmereis	paedogenesis	palingenesis
pancreatitis	pathogenesis	pericarditis
petrogenesis	phagocytosis	spaghettinis
sporogenesis	orthogenesis	osteogenesis
osteoporosis	otosclerosis	overanalysis
overemphasis	pseudocyesis	synaesthesis
synarthrosis	trophallaxis	tuberculosis
uncinariasis	urolithiasis	zygapophysis

Note: These 66 12-letter words that end with 'is' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with sis, tis, ris, lis, nis, xis, his, kis, mis, ais, dis, ois, bis, eis, uis, jis, pis, gis, vis, cis, wis, zis, fis, iis, qis, yis.

3-letter words end with 'is' (15)
4-letter words end with 'is' (29)
5-letter words end with 'is' (95)
6-letter words end with 'is' (146)
7-letter words end with 'is' (132)
8-letter words end with 'is' (168)
9-letter words end with 'is' (176)
10-letter words end with 'is' (115)
11-letter words end with 'is' (94)
12-letter words end with 'is' (66)
13-letter words end with 'is' (54)
14-letter words end with 'is' (41)
15-letter words end with 'is' (25)