13-Letter Words Matching ____R___O____

There are 65 13-letter words that match ____R___O____. 12 are common words, such as AVOIRDUPOISES and DISCRETIONARY. A rarer one is WATERPROOFERS. In this set, I is the most frequent open letter (56 words). 9 words contain a doubled letter.

Full list 65

Common words

avoirdupoisesdiscretionarygubernatorialobservatoriesproprietorialreformatoriessuperfluouslysuperimposingunderexposingunderexposureundershootingwaterproofing
avoirdupoisesdiscretionarygubernatorialobservatoriesproprietorialreformatoriessuperfluouslysuperimposingunderexposingunderexposureundershootingwaterproofingarthroscopiesconcretionarycoterminouslyexterritorialfluoroscopiesheterosporousheterotrophiclaparoscopiesliberationistnephrectomiespancreatotomyscleroproteinwatercoloristailurophobiasautoradiogramcavernicolouscocarcinogensenterostomiesexpurgatorialfluoroscopingfluoroscopistgastrectomiesgastroscopiesgastroscopistheterophoniesheterosporieshyperboloidalhypervelocityinformatorilyinterboroughsintercolonialinterferograminterinvolvedinterinvolveslaparoscopistmalariologiesmalariologistnephrectomizeoverrespondedquadraphonicsquadriphonicsquarrelsomelyseparationistsoteriologiessupercolossalsuperheroinessupermajoritysynarthrodialtemerariouslyunderreportedunforthcomingwaterfloodingwaterproofers

About this list

Words
65 (12 common words)
Common example
avoirdupoises
Rare example
waterproofers
Doubled letters
9
Ending in S
24
Most frequent letter
I (56)

Questions

How many 13-letter words matching ____r___o____ are there?

65. 12 of them are common words.

What is a common example?

AVOIRDUPOISES is among the common words in this set.