10-Letter Words Matching ____A_S___

There are 52 10-letter words that match ____A_S___. 20 are common words, such as APPRAISALS and APPRAISERS. A rarer one is ULTRAISTIC. In this set, I is the most frequent open letter (41 words). 30 words contain a doubled letter.

Full list 52

Common words

appraisalsappraisersappraisingcanvasserscanvassingcollapsingcompassingcompassiondeclassifydispassionfricasseedfricassees
appraisalsappraisersappraisingcanvasserscanvassingcollapsingcompassingcompassiondeclassifydispassionfricasseedfricasseesmerganserspenmanshipprolapsingreclassifyrehearsalsrehearsingseamanshipsurpassingappraiseesarchaisticcarnassialcuirassierdiacausticincrassateretransmitsargassumstherapsidsairmanshipappraisivearchaisingcotransfercrevassingcuirassingdeclassingdiapausingeuphausiidjackasserymisparsingmisraisingnonpassiveoutgassingoutpassingoutraisingoverassertrehearsersretransfersalvarsansstreamsidesubvassalsultraistic

About this list

Words
52 (20 common words)
Common example
appraisals
Rare example
ultraistic
Doubled letters
30
Ending in S
12
Most frequent letter
I (41)

Questions

How many 10-letter words matching ____a_s___ are there?

52. 20 of them are common words.

What is a common example?

APPRAISALS is among the common words in this set.