13-Letter Words Matching ____R______O_

There are 56 13-letter words that match ____R______O_. 27 are common words, such as AFFORESTATION and COMPREHENSION. A rarer one is SUPERADDITION. 9 words contain a doubled letter.

Full list 56

Common words

afforestationcomprehensionconfrontationcontraceptioncontradictioncontraventiondeforestationdeteriorationdeterminationdiscriminatordisproportionextermination
afforestationcomprehensionconfrontationcontraceptioncontradictioncontraventiondeforestationdeteriorationdeterminationdiscriminatordisproportionexterminationimpersonationincarcerationincorporationinterpolationinterpositioninterrelationinterrogationinterspersionmodernizationreforestationreformulationregurgitationreverberationsubordinationsuperpositionantirejectioncongratulatorcontrabassoondecorticationdivertimentosincardinationintercalationinterlocutioninterlunationpreordinationproprioceptorrecirculationsuperfetationantirecessiondecarbonationdecerebrationhyperfunctioningurgitationinterbehaviorinterdominioninterelectroninterpellatorisoproterenolmodernisationpostrecessionpreproductionrisorgimentossubirrigationsuperaddition

About this list

Words
56 (27 common words)
Common example
afforestation
Rare example
superaddition
Doubled letters
9
Ending in S
2

Questions

How many 13-letter words matching ____r______o_ are there?

56. 27 of them are common words.

What is a common example?

AFFORESTATION is among the common words in this set.