13-Letter Words Matching __________A_T

There are 17 13-letter words that match __________A_T. 3 are common words, such as ANTICOAGULANT and INSIGNIFICANT. A rarer one is ULTRAMILITANT. In this set, N is the most frequent open letter (15 words). 3 words contain a doubled letter.

Full list 17

anticoagulantinsignificantsuperabundantdecontaminantnonintoxicantsublieutenantsuperdominantantidesiccantblepharoplastequiponderanthypervigilantintransigeantintrogressantmultimegawattoverexuberantsupermilitantultramilitant

About this list

Words
17 (3 common words)
Common example
anticoagulant
Rare example
ultramilitant
Doubled letters
3
Ending in S
0
Most frequent letter
N (15)

Questions

How many 13-letter words matching __________a_t are there?

17. 3 of them are common words.

What is a common example?

ANTICOAGULANT is among the common words in this set.