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13-Letter Words Starting With SUM

  • 9 words
  • All English dictionaries
  • Scrabble points
Dictionary

All 13-Letter Words Starting With SUM 9 words

How common is SUM at the start of thirteen-letter words?

Our combined English word list has 9 thirteen-letter words that start with SUM. They average 18.4 points and the best is SUMMARIZATION (26 points).

Total words
9
Average Scrabble score
18.4
out of 26 max
Everyday words
0%
common in ordinary English
Most common ending
S
55.6% of words

Most common last letters

  • s 55.6%
  • n 22.2%
  • d 11.1%

Top vowel pairs

  • ie22.2%
  • io22.2%
  • uo22.2%

Share of words where these two vowels sit side by side.

Rare words worth knowing

Valid in this dictionary but rarely seen in everyday English.

Highest-scoring thirteen-letter word that starts with SUM

s 1u 1m 3m 3a 1r 1i 1z 10a 1t 1i 1o 1n 1

S 1 + U 1 + M 3 + M 3 + A 1 + R 1 + I 1 + Z 10 + A 1 + T 1 + I 1 + O 1 + N 1 = 26 points

Double word
52 pts
Triple word
78 pts

Face value of the tiles, then the whole word on a double- or triple-word square (letter bonuses and bingos not included).

summarization

  1. nounthe act of preparing a summary (or an instance thereof); stating briefly and succinctly
  • Scrabble US
  • Scrabble UK
  • Words With Friends

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13-letter words starting with…

abcdefghijklmnopqrstuvwxyz

Words starting with SUM by length

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Playing words that start with SUM

13-Letter Words Starting With SUM by the numbers

13-Letter Words Starting With SUM FAQ

How many thirteen-letter words that start with SUM are there?

There are 9 thirteen-letter words that start with SUM in our combined English word list. Other dictionaries give different totals, so switch dictionary at the top of the list to compare.

What is the highest-scoring thirteen-letter word that starts with SUM?

SUMMARIZATION is worth 26 points in Scrabble before any bonus squares. Other strong options are SUMMABILITIES (19), SUMMERSAULTED (18), SUMMERSETTING (18).

Which rare thirteen-letter words that start with SUM score well?

Uncommon but valid choices include SUMMARIZATION (26), SUMMABILITIES (19), SUMMERSAULTED (18), SUMMERSETTING (18). Few players know them, so they can catch an opponent off guard.