12-Letter Words Matching __A_____R___

There are 56 12-letter words that match __A_____R___. 20 are common words, such as BLACKBERRIES and BRAINSTORMED. A rarer one is TRANSPIERCES. In this set, T is the most frequent open letter (49 words). 16 words contain a doubled letter.

Full list 56

Common words

blackberriesbrainstormedcharacterizechauffeuringgladiatorialheadmistressheavyheartedpraiseworthyscatterbrainshatterproofskateboardedskateboarder
blackberriesbrainstormedcharacterizechauffeuringgladiatorialheadmistressheavyheartedpraiseworthyscatterbrainshatterproofskateboardedskateboarderslaughterersslaughteringstationeriestrajectoriestransferringtransmigratetransmogrifyweatherproofblackcurrantblackguardlychalcopyritecharacterfulcharcuteriescraftspersoncyanohydrinsfeatherbraingrallatorialquaquaversalquaternariessparrowgrassthaumaturgictrainbearerstranscurrenttransitorilytransmigrantavascularityazathioprineblackguardedbrainstormercharacteriescharacteringchartulariesdiatessaronsdraftspersongranodioritegravimetriesreacceleratescattergramsslaughterousthaumaturgestransferrerstransferrinstranspiercedtranspierces

About this list

Words
56 (20 common words)
Common example
blackberries
Rare example
transpierces
Doubled letters
16
Ending in S
20
Most frequent letter
T (49)

Questions

How many 12-letter words matching __a_____r___ are there?

56. 20 of them are common words.

What is a common example?

BLACKBERRIES is among the common words in this set.