13-Letter Words Matching __E________I_

There are 39 13-letter words that match __E________I_. 7 are common words, such as ELECTROSCOPIC and ELECTROSTATIC. A rarer one is THERMOSPHERIC. In this set, R is the most frequent open letter (34 words). 3 words contain a doubled letter.

Full list 39

Common words

electroscopicelectrostaticelephantiasisoceanographicspectroscopicthermodynamicthermoplasticelectrophilicideogrammaticpiezoelectricpneumogastricpreceptorship
electroscopicelectrostaticelephantiasisoceanographicspectroscopicthermodynamicthermoplasticelectrophilicideogrammaticpiezoelectricpneumogastricpreceptorshipprediagnosticpresbytershipprescientificpresidentshipspectrometricstereographictheriomorphicthermesthesiathermogenesistreasurershipdieffenbachiamyelofibrosismyelofibroticoverenergeticpneumatolyticpreanestheticprecentorshippreganglionicpseudoclassicpseudomorphicspectatorshipspectinomycinspermatogenicspermatogoniasteroidogenicthermographicthermospheric

About this list

Words
39 (7 common words)
Common example
electroscopic
Rare example
thermospheric
Doubled letters
3
Ending in S
3
Most frequent letter
R (34)

Questions

How many 13-letter words matching __e________i_ are there?

39. 7 of them are common words.

What is a common example?

ELECTROSCOPIC is among the common words in this set.