15-Letter Words Ending in STS

There are 84 15-letter words that end in STS. 22 are common words, such as ANTHROPOLOGISTS and AROMATHERAPISTS. A rarer one is ULTRAMODERNISTS. In this set, I is the most frequent open letter (83 words). 7 words contain a doubled letter.

Full list 84

Common words

anthropologistsaromatherapistsastrophysicistsbacteriologistsepidemiologistsexistentialistsfundamentalistsharpsichordistshorticulturistsmicrobiologistsneocolonialistsobstructionists
anthropologistsaromatherapistsastrophysicistsbacteriologistsepidemiologistsexistentialistsfundamentalistsharpsichordistshorticulturistsmicrobiologistsneocolonialistsobstructionistspaleontologistspharmacologistsphilanthropistsprohibitionistsradiotherapistssegregationistssensationalistssentimentaliststraditionalistsvivisectionistsabstractionistsconstructivistseducationalistsepistemologistshypnotherapistsincrementalistspsycholinguistssociobiologistsaerodynamicistsanticapitalistsantifederalistsantimilitaristsantimonarchistsantimonopolistsantiseparatistsassociationistsastrobiologistsbiosystematistsbronchoscopistschemotherapistscitriculturistscooperationistscounterprotestscytogeneticistsdestructionistsdialectologistsecclesiologistsfloriculturistsgeohydrologistshydrobiologistshypermodernistsindifferentistsintegrationistskremlinologistsliturgiologistsmetafictionistsneuroanatomistsneurobiologistsneuroscientistsnonobjectivistsoperationalistspaleobiologistspaleoecologistspaleomagnetistspaleozoologistspantisocratistsparasitologistsphotobiologistsphotogeologistsprerevisionistsprosthodontistsprotozoologistsradiobiologistsrepudiationistsreservationistsrestrictionistsrheumatologistssacramentalistssilviculturistsspectroscopiststerritorialistsultramodernists

About this list

Words
84 (22 common words)
Common example
anthropologists
Rare example
ultramodernists
Doubled letters
7
Ending in S
84
Most frequent letter
I (83)

Questions

How many 15-letter words ending in sts are there?

84. 22 of them are common words.

What is a common example?

ANTHROPOLOGISTS is among the common words in this set.