13-Letter Words Matching ________OL___

There are 28 13-letter words that match ________OL___. 4 are common words, such as BIOTECHNOLOGY and ENDOCRINOLOGY. A rarer one is TRIAMCINOLONE. In this set, O is the most frequent open letter (25 words). 7 words contain a doubled letter.

Full list 28

Common words

biotechnologyendocrinologyhomeschoolingophthalmologyacetylcholinegeochronologygeomorphologyhelminthologynumismatologypaleethnologyphenomenologypsychobiology
biotechnologyendocrinologyhomeschoolingophthalmologyacetylcholinegeochronologygeomorphologyhelminthologynumismatologypaleethnologyphenomenologypsychobiologyroentgenologysedimentologysplanchnologysystematologythremmatologycavernicolouschronobiologycryptozoologyecophysiologyepizootiologyhomeschoolersinterinvolvedinterinvolvesnonalcoholicsnoncontrolledtriamcinolone

About this list

Words
28 (4 common words)
Common example
biotechnology
Rare example
triamcinolone
Doubled letters
7
Ending in S
4
Most frequent letter
O (25)

Questions

How many 13-letter words matching ________ol___ are there?

28. 4 of them are common words.

What is a common example?

BIOTECHNOLOGY is among the common words in this set.