15-Letter Words Matching __R_____G______

There are 12 15-letter words that match __R_____G______. 3 are common words, such as CHRONOLOGICALLY and PARTHENOGENESES. A rarer one is FORGIVINGNESSES. 6 words contain a doubled letter.

Full list 12

chronologicallyparthenogenesesparthenogenesischromatographicmorphologicallyparthenogeneticphrenologicallycarpetbaggerieschromatographedchromatographerferromanganesesforgivingnesses

About this list

Words
12 (3 common words)
Common example
chronologically
Rare example
forgivingnesses
Doubled letters
6
Ending in S
5

Questions

How many 15-letter words matching __r_____g______ are there?

12. 3 of them are common words.

What is a common example?

CHRONOLOGICALLY is among the common words in this set.