11-Letter Words Matching _A_______O_

There are 71 11-letter words that match _A_______O_. 32 are common words, such as CALCULATION and CALIBRATION. A rarer one is VASOPRESSOR. In this set, I is the most frequent open letter (56 words). 13 words contain a doubled letter.

Full list 71

Common words

calculationcalibrationcalumniatorcappuccinoscaptivationcarbonationcarburettorcastigationfabricationfacilitatorfascinationhabituation
calculationcalibrationcalumniatorcappuccinoscaptivationcarbonationcarburettorcastigationfabricationfacilitatorfascinationhabituationlamentationmachinationmaledictionmalefactionmalfunctionmanipulatormanumissionmaraschinosmarshmallowmasticationpalpitationparturitionradiocarbonrapscallionrarefactionsalespersonvaccinationvacillationvaledictionvariegationbachelordombattlewagoncablevisioncalcinationcalefactioncapitulatorcapsulationcarburetiongangsterdomjactitationlabefactionlachrymatorlacrimationmacrocosmosmalpositionmasturbatorparacetamolvasodilatorvaticinatorbaldachinoscamerlengoscancelationcarabineroshaciendadoshaloperidolhandypersonlaciniationlaicizationlangostinoslatifundiosmarginationpacificatorpassivationradiophotossacculationsaltarellostamperproofvacuolationvasopressor

About this list

Words
71 (32 common words)
Common example
calculation
Rare example
vasopressor
Doubled letters
13
Ending in S
11
Most frequent letter
I (56)

Questions

How many 11-letter words matching _a_______o_ are there?

71. 32 of them are common words.

What is a common example?

CALCULATION is among the common words in this set.