12-Letter Words Matching ____A_R_____

There are 31 12-letter words that match ____A_R_____. 8 are common words, such as ANTIAIRCRAFT and CHIVALROUSLY. A rarer one is ULTRAPRECISE. In this set, I is the most frequent open letter (25 words). 7 words contain a doubled letter.

Full list 31

Common words

antiaircraftchivalrouslydespairinglyidolatressesmiscarriagespediatricianprefabricaterestaurateurbiquadraticsdeflagrationdermabrasiongeriatrician
antiaircraftchivalrouslydespairinglyidolatressesmiscarriagespediatricianprefabricaterestaurateurbiquadraticsdeflagrationdermabrasiongeriatricianidolatrouslyinstaurationintracranialintrapreneurmethacrylatesupraorbitalcochairwomancochairwomencompatrioticdeflagratingextracranialmismarriagesnonnarrativeoverarrangedoverarrangespremarriagesprosauropodstetradrachmsultraprecise

About this list

Words
31 (8 common words)
Common example
antiaircraft
Rare example
ultraprecise
Doubled letters
7
Ending in S
8
Most frequent letter
I (25)

Questions

How many 12-letter words matching ____a_r_____ are there?

31. 8 of them are common words.

What is a common example?

ANTIAIRCRAFT is among the common words in this set.