14-Letter Words Matching ________I___S_

There are 37 14-letter words that match ________I___S_. 12 are common words, such as ANTIQUARIANISM and EGALITARIANISM. A rarer one is TERRITORIALIST. In this set, I is the most frequent open letter (36 words). 8 words contain a doubled letter.

Full list 37

Common words

antiquarianismegalitarianismexistentialismexistentialistneocolonialismneocolonialistobstructionismobstructionistprohibitionistsegregationistutilitarianismvivisectionist
antiquarianismegalitarianismexistentialismexistentialistneocolonialismneocolonialistobstructionismobstructionistprohibitionistsegregationistutilitarianismvivisectionistabstractionismabstractionistassociationismdestructionistinquisitionistintegrationistlibertarianismmillenarianismprogressionistproletarianismsubstantialismterritorialismassociationistcooperationistmetafictionistmultiracialismphotoperiodismprerevisionistproletarianiserepudiationistreservationistrestrictionismrestrictionistsystematicnessterritorialist

About this list

Words
37 (12 common words)
Common example
antiquarianism
Rare example
territorialist
Doubled letters
8
Ending in S
1
Most frequent letter
I (36)

Questions

How many 14-letter words matching ________i___s_ are there?

37. 12 of them are common words.

What is a common example?

ANTIQUARIANISM is among the common words in this set.