11-Letter Words Matching _I_____O___

There are 99 11-letter words that match _I_____O___. 35 are common words, such as BIRTHSTONES and CIRCUMPOLAR. A rarer one is VICTIMHOODS. In this set, S is the most frequent open letter (81 words). 25 words contain a doubled letter.

Full list 99

Common words

birthstonescircumpolardimensionaldirectionaldisapprovaldisapproveddisapprovesdiscomfortsdiscommodeddiscommodesdiscomposeddiscomposes
birthstonescircumpolardimensionaldirectionaldisapprovaldisapproveddisapprovesdiscomfortsdiscommodeddiscommodesdiscomposeddiscomposesfingerboardfireproofedhippodromeslikelihoodslivelihoodsmicrogroovemicrophonesmicroscopesmicroscopicmilquetoastminestronesnincompoopspigeonholedpigeonholesrigamarolessidestrokedsidestrokessisterhoodstinderboxesvibraphonesvichyssoisevideophoneswickerworksbibliopolesbitterrootscinquefoilscircumsolardiarthrosisdiffusionaldimensioneddisembroilsfieldstonesgillyflowerkilocaloriemicrofloppymicrosporesmigrationalpicosecondspitchstonessilverpointsinistrorsesituationalvibrationalwithindoorsbiocoenosesbiocoenosisbisectionalcinemagoersdiarthrosesdictyosomesdicynodontsdisapproverdispersoidseicosanoidsfiberscopesfingerholdsfingerpostsfisherwomanfisherwomengingerrootskinetosomeslibrationallisterioseslisteriosismicrofloraemicrofloralmicroflorasmicrophonicmicroprobesmillefiorismineralogicminischoolsmisbuttonedmisemployedmisericordemisericordsmisreckonednightscopespicketboatspigeonholerpinocytosespinocytosispinocytoticpittosporumriverfrontstimberworksvictimhoods

About this list

Words
99 (35 common words)
Common example
birthstones
Rare example
victimhoods
Doubled letters
25
Ending in S
57
Most frequent letter
S (81)

Questions

How many 11-letter words matching _i_____o___ are there?

99. 35 of them are common words.

What is a common example?

BIRTHSTONES is among the common words in this set.