14-Letter Words Matching ___FE_________

There are 20 14-letter words that match ___FE_________. 11 are common words, such as CONFEDERATIONS and DIFFERENTIATED. A rarer one is SUFFERABLENESS. In this set, R is the most frequent open letter (18 words). 15 words contain a doubled letter.

Full list 20

confederationsdifferentiateddifferentiateskaffeeklatchesperfectibilityperfectionismsperfectionistspreferentiallyprofessionallyprofessoriallyprofessorshipsdifferentiabledifferentiallydifferentiatorconfessionallyfarfetchednessperfectivenessperfectivitiesprofessoriatessufferableness

About this list

Words
20 (11 common words)
Common example
confederations
Rare example
sufferableness
Doubled letters
15
Ending in S
11
Most frequent letter
R (18)

Questions

How many 14-letter words matching ___fe_________ are there?

20. 11 of them are common words.

What is a common example?

CONFEDERATIONS is among the common words in this set.