12-Letter Words Containing LUM

There are 30 12-letter words that contain LUM. 9 are common words, such as CALUMNIATING and CALUMNIATION. A rarer one is VOLUMINOSITY. In this set, I is the most frequent open letter (26 words). 13 words contain a doubled letter.

Full list 30

Common words

calumniatingcalumniationcalumniatorsclumsinessesilluminatingilluminationluminescenceluminositiesvoluminouslycalumniouslycolumniationdiverticulum
calumniatingcalumniationcalumniatorsclumsinessesilluminatingilluminationluminescenceluminositiesvoluminouslycalumniouslycolumniationdiverticulumhibernaculumilluminancesilluminativeinfundibulumluminiferousluminousnesslumpectomiesplumbiferousslumgullionssuperphylumsaspergillumsbryophyllumscladophyllumilluminatorsphillumenistpodophyllumsslumpflationvoluminosity

About this list

Words
30 (9 common words)
Common example
calumniating
Rare example
voluminosity
Doubled letters
13
Ending in S
14
Most frequent letter
I (26)

Questions

How many 12-letter words containing lum are there?

30. 9 of them are common words.

What is a common example?

CALUMNIATING is among the common words in this set.