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15-Letter Words Starting With SIN

  • 4 words
  • All English dictionaries
  • Scrabble points
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All 15-Letter Words Starting With SIN 4 words

How common is SIN at the start of fifteen-letter words?

Our combined English word list has 4 fifteen-letter words that start with SIN. They average 20.3 points and the best is SINGULARIZATION (25 points).

Total words
4
Average Scrabble score
20.3
out of 25 max
Everyday words
0%
common in ordinary English
Most common ending
N
50% of words

Most common last letters

  • n 50%
  • l 25%
  • s 25%

Top vowel pairs

  • io50%
  • ie25%

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 fifteen-letter word that starts with SIN

s 1i 1n 1g 2u 1l 1a 1r 1i 1z 10a 1t 1i 1o 1n 1

S 1 + I 1 + N 1 + G 2 + U 1 + L 1 + A 1 + R 1 + I 1 + Z 10 + A 1 + T 1 + I 1 + O 1 + N 1 = 25 points

Double word
50 pts
Triple word
75 pts

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

singularization

No dictionary definition on file. This is a valid game word that standard dictionaries rarely cover.

  • Scrabble US
  • Scrabble UK
  • Words With Friends

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Words starting with SIN by length

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15-Letter Words Starting With SIN by the numbers

15-Letter Words Starting With SIN FAQ

How many fifteen-letter words that start with SIN are there?

There are 4 fifteen-letter words that start with SIN 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 fifteen-letter word that starts with SIN?

SINGULARIZATION is worth 25 points in Scrabble before any bonus squares. Other strong options are SINISTRODEXTRAL (23), SINTERABILITIES (17), SINGULARISATION (16).

Which rare fifteen-letter words that start with SIN score well?

Uncommon but valid choices include SINGULARIZATION (25), SINTERABILITIES (17), SINGULARISATION (16). Few players know them, so they can catch an opponent off guard.