13-Letter Words Containing UMA

There are 18 13-letter words that contain UMA. 5 are common words, such as HUMANITARIANS and HUMANIZATIONS. A rarer one is TRANSHUMANCES. In this set, T is the most frequent open letter (17 words). 5 words contain a doubled letter.

Full list 18

humanitarianshumanizationspneumaticallyrheumaticallytraumaticallycircumambientpneumatographpneumatometerpneumatophorethaumaturgistantihumanismsantirheumaticinhumannessespneumatolyticposttraumaticsuperhumanitythaumaturgiestranshumances

About this list

Words
18 (5 common words)
Common example
humanitarians
Rare example
transhumances
Doubled letters
5
Ending in S
6
Most frequent letter
T (17)

Questions

How many 13-letter words containing uma are there?

18. 5 of them are common words.

What is a common example?

HUMANITARIANS is among the common words in this set.