12-Letter Words Matching ________E__A

There are 18 12-letter words that match ________E__A. 4 are common words, such as ENCYCLOPEDIA and HYPOGLYCEMIA. A rarer one is ZOOXANTHELLA. In this set, I is the most frequent open letter (16 words). 3 words contain a doubled letter.

Full list 18

encyclopediahypoglycemianeurastheniaquadriplegiahyperkinesiahyperpyrexiamycobacteriapolycythemiagalactosemiahyperlipemiahypocalcemiapancytopeniaparaesthesiasynaesthesiathalassaemiatrapezohedravalpolicellazooxanthella

About this list

Words
18 (4 common words)
Common example
encyclopedia
Rare example
zooxanthella
Doubled letters
3
Ending in S
0
Most frequent letter
I (16)

Questions

How many 12-letter words matching ________e__a are there?

18. 4 of them are common words.

What is a common example?

ENCYCLOPEDIA is among the common words in this set.