13-Letter Words Matching _________O_A_

There are 109 13-letter words that match _________O_A_. 30 are common words, such as ASSEMBLYWOMAN and BIDIRECTIONAL. A rarer one is ULTRARATIONAL. In this set, L is the most frequent open letter (103 words). 19 words contain a doubled letter.

Full list 109

Common words

assemblywomanbidirectionalbusinesswomancoeducationalcomputationalcongressionalcongresswomandysfunctionalgravitationalinformationalinquisitionalinspirational
assemblywomanbidirectionalbusinesswomancoeducationalcomputationalcongressionalcongresswomandysfunctionalgravitationalinformationalinquisitionalinspirationalinstitutionalinstructionalinternationalinterpersonalmultinationalnonfunctionalnonreciprocalnonvocationalobservationaloveremotionalprepositionalpropositionalsupranationaltransnationalunconditionalunexceptionalunintentionalvivisectionalarchidiaconalassociationalcephalothoraxcompositionalcompressionalconfutationalconjugationalconjunctionalconnotationalconvocationalcorrelationaldeclinationaldispositionalexaminationalexpectationalimplicationalincantationalinscriptionalmastigophoranmetafictionalorientationalpermutationalprocreationalreformationalsupernationalsuppositionaltransactionaltranslationalunsensationaluntraditionalabstractionalacquisitionalaggregationalarbitrationalattributionalbiconditionalbildungsromancalculationalcollocationalcombinationalcontractionaldeformationaldisfunctionalendotheliomasexplorationalfibrosarcomasfluctuationalglioblastomashyperrationalimmigrationalinclinationalinteractionalinterneuronalinterregionalintrapersonallollapaloozasmesotheliomasmultiregionalneurofibromasneurohormonalnonbehavioraloscillationalosteosarcomasovipositionalpolyribosomalpostembryonalpostulationalprevocationalprogressionalrarefactionalseptentrionalsuperdiplomatsuperpersonalsuperregionalsuprarationalterminationaltransfusionaltranspersonalultrarational

About this list

Words
109 (30 common words)
Common example
assemblywoman
Rare example
ultrarational
Doubled letters
19
Ending in S
7
Most frequent letter
L (103)

Questions

How many 13-letter words matching _________o_a_ are there?

109. 30 of them are common words.

What is a common example?

ASSEMBLYWOMAN is among the common words in this set.