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13 Letter Words Starting With AS

There are 90 valid 13 letter words that start with AS, drawn from NWL2023, CSW24, and Words With Friends. Sorted below by score, with the single highest scorer called out.

Highest Scoring 13-Letter Words

US Scrabble (NWL)

aspheterizing - 28 points

UK Scrabble (CSW)

aspheterizing - 28 points

Words With Friends

aspheterizing - 30 points

13 Letter Words (90)

View all words starting with AS

Top 20 Highest-Scoring 13 Letter Words Starting With as

Point values shown for US Scrabble, UK Scrabble, and Words With Friends. The average across this full 90 word list is 59.2 combined points.

Rank Word US Scrabble UK Scrabble WWF Points Total
#1 ascensionists 15 15 18 48
#2 ascensiontide 16 16 19 51
#3 ascertainable 17 17 21 55
#4 ascertainably 20 20 23 63
#5 ascertainment 17 17 21 55
#6 asclepiadeous 18 18 22 58
#7 ascothoracica 22 22 24 68
#8 ascriptitious 17 17 20 54
#9 ashamednesses 19 19 20 58
#10 asparaginases 16 16 19 51
#11 aspartokinase 19 19 21 59
#12 aspergillales 16 16 21 53
#13 aspergilloses 16 16 20 52
#14 aspergillosis 16 16 20 52
#15 asperifoliate 18 18 20 56
#16 asperifolious 18 18 21 57
#17 aspheterising 19 19 21 59
🏆 #18 aspheterizing 28 28 30 86
#19 asphodelaceae 21 21 23 65
#20 asphyxiations 28 28 28 84

Where 13 Letter Words Fit on the Board

At 13 letters, a word almost always uses your entire rack plus tiles already on the board these are realistically bingo-adjacent plays rather than everyday moves, which is why the list leans heavily on compound and suffixed forms (-nesses, -ation, -izing). If you're looking for words you can play more often, shorter lengths starting with AS will give you far more flexible options try 13 letter words starting with AS for a more practical middle ground.

Frequently Asked Questions

What is the highest-scoring 13 letter word starting with as?

aspheterizing — worth 86 combined points (US Scrabble: 28, UK Scrabble: 28, Words With Friends: 30).

How many 13 letter words start with as?

90 valid words, combining entries from NWL2023, CSW24, and the Words With Friends dictionary.

Are 13 letter words realistic to actually play?

Only occasionally — you'd need most of your rack plus letters already on the board to reach 13 tiles. They're worth knowing for the rare bingo-extension play, but for regular turns, shorter as words will come up far more often.