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12-Letter Words Containing RIO

There are 51 12-letter words that contain RIO. 19 are common words, such as BACTERIOLOGY and CENSORIOUSLY. A rarer one is ZWITTERIONIC. In this set, E is the most frequent open letter (40 words). 6 words contain a doubled letter.

Full list 51

Common words

bacteriologycensoriouslydeteriorateddeterioratesgregariouslyingloriouslyinsalubriouslugubriouslymultifariousmysteriouslyperiodicallyperiodontics
bacteriologycensoriouslydeteriorateddeterioratesgregariouslyingloriouslyinsalubriouslugubriouslymultifariousmysteriouslyperiodicallyperiodonticsperiodontistprecariouslyprioritizingspuriousnessuproariouslyvaingloriousvictoriouslyantiperiodicbacteriostatchondriosomeexteriorizedexteriorizesgloriousnesshistrionicalinteriorizedinteriorizesliriodendronperionychiumperjuriouslyposterioritysalubriouslysuperpatriotusuriousnessuxoriousnessaperiodicityarteriogramsbacteriocinscompatrioticexteriorisedexteriorisesinteriorisedinteriorisesovariotomiesphotoperiodsseptentrionstenebrionidsultraseriousuncensoriouszwitterionic

About this list

Words
51 (19 common words)
Common example
bacteriology
Rare example
zwitterionic
Doubled letters
6
Ending in S
21
Most frequent letter
E (40)
Back to the indexWords of this length.12-letter wordsWords of this length.All word listsLengths, starts, and endings.11-letter RIOWords of this length.13-letter RIOWords of this length.Open the finder with this filterSearch by the letters you have.

Questions

How many 12-letter words containing rio are there?

51. 19 of them are common words.

What is a common example?

BACTERIOLOGY is among the common words in this set.