13-Letter Words Matching _O_N_________

There are 104 13-letter words that match _O_N_________. 34 are common words, such as BOUNDLESSNESS and BOUNTEOUSNESS. A rarer one is SONNETEERINGS. In this set, E is the most frequent open letter (90 words). 34 words contain a doubled letter.

Full list 104

Common words

boundlessnessbounteousnessbountifulnesscouncilpersoncountenancingcounteractingcounteractioncounteractivecounterattackcounterclaimscounterfeitedcounterfeiter
boundlessnessbounteousnessbountifulnesscouncilpersoncountenancingcounteractingcounteractioncounteractivecounterattackcounterclaimscounterfeitedcounterfeitercountermandedcounterofferscounterpointscounterpoisedcounterpoisescountersignedcountertenorscountervailedcounterweightdownheartedlyfountainheadsloansharkingsmoonlightingsmountaineeredmountainsidesnonnegotiablepointlessnesspornographerspornographiessomnambulismssomnambulistssoundproofingconnectednessconnotationalcouncilorshipcounselorshipcounterblastscounterchangecounterchargecountercheckscountermelodycounterminingcounterpoisoncounterstrikecounterstrokecountinghousemountebankerypointillisticroentgenogramroentgenologysomnambulatedsomnambulatesbonnyclabbersboundednessesconnaturalityconnotativelyconnubialismscornificationcountenancerscounteragentscounterarguedcounterarguescounterbiddencounterdemandcountereffortcounterfiringcounterforcescounterimagescountermovingcounterorderscounterpicketcounterplayercounterposingcounterpowerscounterraidedcounterreformcountersnipercounterspellscounterstainscounterstatedcounterstatescounterstreamcounterstylescounterterrorcounterthreatcounterthrustcountertradescountertrendscounterworldsdonnishnessesdownrightnesshornswogglingjointednessesmountainouslymountebankingnonnarrativesnonnumericalsnonnutritiouspointednessesroundednessessomnifacientssonneteerings

About this list

Words
104 (34 common words)
Common example
boundlessness
Rare example
sonneteerings
Doubled letters
34
Ending in S
48
Most frequent letter
E (90)

Questions

How many 13-letter words matching _o_n_________ are there?

104. 34 of them are common words.

What is a common example?

BOUNDLESSNESS is among the common words in this set.