13-Letter Words Matching _R_________S_

There are 54 13-letter words that match _R_________S_. 18 are common words, such as ARBITRARINESS and ARCHAEOLOGIST. A rarer one is TROUBLOUSNESS. 34 words contain a doubled letter.

Full list 54

Common words

arbitrarinessarchaeologistbrotherlinesscredulousnesscriminologistfractiousnessfrightfulnessfrivolousnessfruitlessnessgracelessnessgrotesquenessornithologist
arbitrarinessarchaeologistbrotherlinesscredulousnesscriminologistfractiousnessfrightfulnessfrivolousnessfruitlessnessgracelessnessgrotesquenessornithologistprimitivenessprojectionistprotectionismprotectionistprovincialismtremulousnessbrainlessnesscrotchetinesserroneousnessfrangiblenessfruitarianismgrandiosenessgreensicknessirritablenesspracticalnesspredatorinessprematurenessprocapitalistprocompromisepromonarchistprovincialisttractablenesstraditionlesstrichromatismcredentialismcryobiologistdreamlessnessirasciblenessirrationalismirrationalistirreligionistprayerfulnessprecapitalistprimatologistprogressivismprogressivistpromotivenessproximatenesstranscriptasetransistorisetriliteralismtroublousness

About this list

Words
54 (18 common words)
Common example
arbitrariness
Rare example
troublousness
Doubled letters
34
Ending in S
29

Questions

How many 13-letter words matching _r_________s_ are there?

54. 18 of them are common words.

What is a common example?

ARBITRARINESS is among the common words in this set.