13-Letter Words Containing UOU

There are 26 13-letter words that contain UOU. 20 are common words, such as ARDUOUSNESSES and ASSIDUOUSNESS. A rarer one is AMBIGUOUSNESS. In this set, S is the most frequent open letter (26 words). 15 words contain a doubled letter.

Full list 26

Common words

arduousnessesassiduousnessconspicuouslydiscontinuousfatuousnessesimpetuousnessincongruouslyinconspicuousingenuousnessinnocuousnessmellifluouslynoncontinuous
arduousnessesassiduousnessconspicuouslydiscontinuousfatuousnessesimpetuousnessincongruouslyinconspicuousingenuousnessinnocuousnessmellifluouslynoncontinuouspromiscuouslystrenuousnesssumptuousnesssuperfluouslytempestuouslytenuousnessesunambiguouslyvacuousnessescongruousnessdeciduousnessnoncontiguousperspicuouslysinuousnessesambiguousness

About this list

Words
26 (20 common words)
Common example
arduousnesses
Rare example
ambiguousness
Doubled letters
15
Ending in S
18
Most frequent letter
S (26)

Questions

How many 13-letter words containing uou are there?

26. 20 of them are common words.

What is a common example?

ARDUOUSNESSES is among the common words in this set.