11-Letter Words Matching I_________C

There are 16 11-letter words that match I_________C. 3 are common words, such as IMMUNOLOGIC and INAUTHENTIC. A rarer one is ISOELECTRIC. In this set, I is the most frequent open letter (16 words). 6 words contain a doubled letter.

Full list 16

immunologicinauthenticionosphericideographicidiographicidiomorphicimmunogenicinteratomicintervallicisomagneticithyphallicideogrammicidioblasticinterethnicisallobaricisoelectric

About this list

Words
16 (3 common words)
Common example
immunologic
Rare example
isoelectric
Doubled letters
6
Ending in S
0
Most frequent letter
I (16)

Questions

How many 11-letter words matching i_________c are there?

16. 3 of them are common words.

What is a common example?

IMMUNOLOGIC is among the common words in this set.