15-Letter Words Matching _A__________S__

There are 55 15-letter words that match _A__________S__. 23 are common words, such as BACTERIOLOGISTS and CAPACIOUSNESSES. A rarer one is WATERLESSNESSES. In this set, S is the most frequent open letter (55 words). 34 words contain a doubled letter.

Full list 55

Common words

bacteriologistscapaciousnessesdastardlinessesdauntlessnessesfacetiousnessesfaithlessnessesfaultlessnessesgarrulousnesseshaphazardnessesharpsichordistslaboriousnessesmaladroitnesses
bacteriologistscapaciousnessesdastardlinessesdauntlessnessesfacetiousnessesfaithlessnessesfaultlessnessesgarrulousnesseshaphazardnessesharpsichordistslaboriousnessesmaladroitnessesmaliciousnessespaleontologistsparthenogenesesparthenogenesispaterfamiliasesradiotherapistsrapaciousnessessalaciousnessessanctimoniouslytalkativenessestastelessnessesbarbarousnessesdangerousnessesfavorablenessestarsometatarsusbarefacednesseseasygoingnessesfanaticalnessesfatheadednesseshabitablenesseshazardousnesseslaughablenessesmarvelousnessesmasterfulnessesmaterfamiliasespainterlinessespalatablenessespaleobiologistspaleoecologistspaleomagnetismspaleomagnetistspaleozoologistspantisocratistsparajournalismsparamyxovirusesparasitologistsradiobiologistsrapturousnessessacramentalismssacramentalistssagaciousnessesvaluelessnesseswaterlessnesses

About this list

Words
55 (23 common words)
Common example
bacteriologists
Rare example
waterlessnesses
Doubled letters
34
Ending in S
54
Most frequent letter
S (55)

Questions

How many 15-letter words matching _a__________s__ are there?

55. 23 of them are common words.

What is a common example?

BACTERIOLOGISTS is among the common words in this set.