13-Letter Words Matching ___R___B_____

There are 15 13-letter words that match ___R___B_____. 3 are common words, such as IMPROBABILITY and INCREDIBILITY. A rarer one is UPGRADABILITY. In this set, T is the most frequent open letter (13 words). 2 words contain a doubled letter.

Full list 15

improbabilityincredibilityquarterbackedcorrigibilitydegradabilityoverelaborateextrudabilityherringboningimprovabilitymicrohabitatsneurofibromasoverexuberantoverstabilityultraliberalsupgradability

About this list

Words
15 (3 common words)
Common example
improbability
Rare example
upgradability
Doubled letters
2
Ending in S
3
Most frequent letter
T (13)

Questions

How many 13-letter words matching ___r___b_____ are there?

15. 3 of them are common words.

What is a common example?

IMPROBABILITY is among the common words in this set.