15-Letter Words Matching _E___________I_

There are 13 15-letter words that match _E___________I_. 0 are common words, such as CENTROSYMMETRIC and HETEROCHROMATIC. A rarer one is VENTRILOQUISTIC. In this set, O is the most frequent open letter (12 words). 2 words contain a doubled letter.

Full list 13

centrosymmetricheterochromaticheterochromatinperfectionistichematoporphyrinhemochromatosishendecasyllabicleukaemogenesisneurohypophysisneuropathologicneuroscientificsemilogarithmicventriloquistic

About this list

Words
13 (0 common words)
Common example
centrosymmetric
Rare example
ventriloquistic
Doubled letters
2
Ending in S
3
Most frequent letter
O (12)

Questions

How many 15-letter words matching _e___________i_ are there?

13. 0 of them are common words.

What is a common example?

CENTROSYMMETRIC is among the common words in this set.