11-Letter Words Matching ____O____S_

There are 161 11-letter words that match ____O____S_. 70 are common words, such as AMOROUSNESS and ANTHOLOGIST. A rarer one is WELCOMENESS. In this set, I is the most frequent open letter (122 words). 67 words contain a doubled letter.

Full list 161

Common words

amorousnessanthologistanxiousnessarduousnessastrologistaudiologistawesomenessbiliousnesscallousnesschiropodistcommonsensecopiousness
amorousnessanthologistanxiousnessarduousnessastrologistaudiologistawesomenessbiliousnesscallousnesschiropodistcommonsensecopiousnesscosmogonistcosmologistcuriousnesscursorinesscustomhousedeviousnessdiplomatistdiscourtesydoggonedestdubiousnessenviousnessethnologistetymologistfatuousnessfulsomenessheinousnesshideousnesshistologisthydrologistimpiousnessirksomenesskeyboardistmythologistnationalismnationalistnervousnessneurologistobviousnessominousnessonerousnessorthopedistpantomimistpathologistpetrologistphilologistphonologistpiteousnesspompousnessprofoundestpurposelessradiologistrationalismrationalistraucousnessrebroadcastregionalismschoolhouseseriousnesssociologisttediousnessteetotalismtenuousnessthoroughestvacuousnessviciousnessviscountesswinsomenesszealousnessachromatismanamorphismcarboxylasecomfortlesscorporatismcorporatistdiatonicismforlornnessgarbologistgibbousnesshistoricismhistoricisthydromedusaisomorphismjealousnesslissomenessmandolinistnecrologistneuroticismnoisomenessnoxiousnessodorousnessoligopolistparlousnesspastoralismpastoralistpersonalismphilogynistphylogenistriotousnesssardonicismsemiologistsemioticismshadowinesssinuousnesstautologismtautologisttautomerismtrimorphismuniformnessverbosenessviscousnesswindowdresszoomorphismdichotomistemulousnessetymologisegallowglassgaseousnessgemmologistgeobotanistglamourlessglucokinaseglucosidaseglycosidaseharmonicisthydrogenasehydroxylaseingrownnessiridologistlimnologistlithotripsymetrologistmuseologistnationalisenitrogenasenonbotanistoperosenessosteologistpeacockiestpersonalisepersonalistphagocytosephotoresistphycologistpreconquestrationaliseregionalistruinousnesssemioticistsociologesesquooshieststenotypisttaphonomistteetotalistteleologisttoploftiesttribologisturicotelismvariousnesswelcomeness

About this list

Words
161 (70 common words)
Common example
amorousness
Rare example
welcomeness
Doubled letters
67
Ending in S
59
Most frequent letter
I (122)

Questions

How many 11-letter words matching ____o____s_ are there?

161. 70 of them are common words.

What is a common example?

AMOROUSNESS is among the common words in this set.