15-Letter Words Matching ________O_____S

There are 145 15-letter words that match ________O_____S. 40 are common words, such as ACRIMONIOUSNESS and ADVENTUROUSNESS. A rarer one is UNMELODIOUSNESS. In this set, E is the most frequent open letter (126 words). 76 words contain a doubled letter.

Full list 145

Common words

acrimoniousnessadventurousnessambassadorshipsbiotechnologiescarnivorousnessceremoniousnesschancellorshipsconcessionairesconfectioneriesconspicuousnesscontentiousnessendocrinologies
acrimoniousnessadventurousnessambassadorshipsbiotechnologiescarnivorousnessceremoniousnesschancellorshipsconcessionairesconfectioneriesconspicuousnesscontentiousnessendocrinologiesexpeditiousnessflirtatiousnesshallucinogenicsharpsichordistshypothyroidismsillustriousnessimpecuniousnessincongruousnessindustriousnessinjudiciousnessmellifluousnessmeritoriousnessmischievousnessophthalmologiespretentiousnessproprietorshipspunctiliousnessquarrelsomenessrepetitiousnessrevolutionariessuperfluousnesstempestuousnesstendentiousnesstreacherousnessunconsciousnessunrighteousnessunwholesomenessventuresomenessancylostomiasisankylostomiasisautoradiographscommissionairescompendiousnessdeleteriousnessduplicitousnessefficaciousnessgeomorphologieshomogeneousnessignominiousnessimmunoglobulinsincredulousnessinstructorshipsinterferometersirreligiousnessmagnanimousnessmorphophonemicsnondevelopmentsodoriferousnessophthalmoscopesperfunctorinessperspicuousnesspestiferousnessprecipitousnesspromiscuousnessrumbustiousnessschistosomiasesschistosomiasissententiousnesstelephotographstrypanosomiasisadenohypophysesadenohypophysisancylostomiasesanfractuositiesankylostomiasesatrabiliousnessblasphemousnesschemotaxonomieschronobiologiesconfectionariescouncillorshipscryptozoologiesdaguerreotypiesdemythologizersdeuteranomaliesdeuteranomalousdichotomousnessdiffractometersecophysiologiesenantiomorphousencephalographsepitheliomatousepizootiologieserythropoietinsfissiparousnessfloriferousnessgeochronologieshelminthologieshypervelocitiesimmunoblottingsimpecuniositiesintervalometerslegislatorshipsmegasporophyllsmicrobarographsmicroporositiesmountainousnessnecessitousnessneurohypophysesneurohypophysisnincompooperiesnonstationariesopprobriousnessoverproportionsoverzealousnessphenomenologiesphotoautotrophsplethysmographspredevelopmentsprestigiousnessprosthodontistspseudoscorpionspsychoacousticspsychobiologiesradioautographsradiostrontiumsrevolutionizersroentgenologiessaponaceousnessscintillometerssedimentologiesspontaneousnesssporangiophoresstrongyloidosesstrongyloidosissubdevelopmentssuperabsorbentssupermajoritiessynchronousnesstemerariousnesstroublesomenesstrypanosomiasesunmelodiousness

About this list

Words
145 (40 common words)
Common example
acrimoniousness
Rare example
unmelodiousness
Doubled letters
76
Ending in S
145
Most frequent letter
E (126)

Questions

How many 15-letter words matching ________o_____s are there?

145. 40 of them are common words.

What is a common example?

ACRIMONIOUSNESS is among the common words in this set.