15-Letter Words Matching U_________I____

There are 31 15-letter words that match U_________I____. 9 are common words, such as UNCOMPLAININGLY and UNDERSTANDINGLY. A rarer one is UPGRADABILITIES. In this set, T is the most frequent open letter (30 words). 6 words contain a doubled letter.

Full list 31

Common words

uncomplaininglyunderstandinglyundistinguishedunfamiliaritiesunimaginativelyunquestioninglyunreliabilitiesunsubstantiatedunsuitabilitiesunacceptabilityultracentrifugeunassailability
uncomplaininglyunderstandinglyundistinguishedunfamiliaritiesunimaginativelyunquestioninglyunreliabilitiesunsubstantiatedunsuitabilitiesunacceptabilityultracentrifugeunassailabilityunattainabilityuncooperativelyundependabilityunemployabilityuninformativelyunmanageabilityunprofitabilityunseaworthinessunsociabilitiesultravirilitiesunanswerabilityunchangeabilityunderactivitiesunextraordinaryunknowabilitiesunpunctualitiesunsubstantiallyunworkabilitiesupgradabilities

About this list

Words
31 (9 common words)
Common example
uncomplainingly
Rare example
upgradabilities
Doubled letters
6
Ending in S
11
Most frequent letter
T (30)

Questions

How many 15-letter words matching u_________i____ are there?

31. 9 of them are common words.

What is a common example?

UNCOMPLAININGLY is among the common words in this set.