14-Letter Words Matching __N_____B_____

There are 14 14-letter words that match __N_____B_____. 3 are common words, such as CONDUCTIBILITY and CONVERTIBILITY. A rarer one is TINTINNABULARY. In this set, I is the most frequent open letter (13 words). 2 words contain a doubled letter.

Full list 14

conductibilityconvertibilitymoneygrubbingsconceivabilitycondensabilityconformabilitymanipulabilitynonresemblancepentobarbitalsconfirmabilitydenumerabilitynonrecombinantpentobarbitonetintinnabulary

About this list

Words
14 (3 common words)
Common example
conductibility
Rare example
tintinnabulary
Doubled letters
2
Ending in S
2
Most frequent letter
I (13)

Questions

How many 14-letter words matching __n_____b_____ are there?

14. 3 of them are common words.

What is a common example?

CONDUCTIBILITY is among the common words in this set.