9-Letter Words Matching ____R___A

There are 31 9-letter words that match ____R___A. 14 are common words, such as APOCRYPHA and DIARRHOEA. A rarer one is SCLEROTIA. In this set, E is the most frequent open letter (22 words). 10 words contain a doubled letter.

Full list 31

Common words

apocryphadiarrhoeagonorrheaguerrillahonorariahyperbolajacarandamemorandapyorrhoeaquadriviareferendaseborrhea
apocryphadiarrhoeagonorrheaguerrillahonorariahyperbolajacarandamemorandapyorrhoeaquadriviareferendaseborrheasupernovatularemiaalgarrobaametropiacamarillachlorellacinerariadyscrasiaesotropiaguberniyahyperemiahyperopialogorrheasimaroubacuadrillahyperpneanephridiapeperomiasclerotia

About this list

Words
31 (14 common words)
Common example
apocrypha
Rare example
sclerotia
Doubled letters
10
Ending in S
0
Most frequent letter
E (22)

Questions

How many 9-letter words matching ____r___a are there?

31. 14 of them are common words.

What is a common example?

APOCRYPHA is among the common words in this set.