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13-Letter Words Starting With SEM

  • 41 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 13-Letter Words Starting With SEM

The most familiar words on this list, with their Scrabble scores.

All 13-Letter Words Starting With SEM 41 words

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

Our combined English word list has 41 thirteen-letter words that start with SEM. They average 19.5 points, the best is SEMICIVILIZED (30 points) and 36.6% end in S.

Total words
41
Average Scrabble score
19.5
out of 30 max
Everyday words
2%
common in ordinary English
Most common ending
S
36.6% of words

Most common last letters

  • s 36.6%
  • l 14.6%
  • y 9.8%

Top vowel pairs

  • io24.4%
  • ie14.6%
  • ia9.8%

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 SEM

s 1e 1m 3i 1c 3i 1v 4i 1l 1i 1z 10e 1d 2

S 1 + E 1 + M 3 + I 1 + C 3 + I 1 + V 4 + I 1 + L 1 + I 1 + Z 10 + E 1 + D 2 = 30 points

Double word
60 pts
Triple word
90 pts

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

semicivilized

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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13-Letter Words Starting With SEM by the numbers

13-Letter Words Starting With SEM FAQ

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

There are 41 thirteen-letter words that start with SEM 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 SEM?

SEMICIVILIZED is worth 30 points in Scrabble before any bonus squares. Other strong options are SEMICARBAZIDE (29), SEMICARBAZONE (28), SEMIOCHEMICAL (24).

What are some common thirteen-letter words that start with SEM?

Everyday examples include SEMICONDUCTOR, SEMIAUTOMATIC, SEMIPERMEABLE, SEMICONSCIOUS, SEMIFINALISTS, SEMIMONTHLIES. Sort the list by "Most common" to see the familiar words first.

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

Uncommon but valid choices include SEMICIVILIZED (30), SEMICARBAZIDE (29), SEMICARBAZONE (28), SEMIOCHEMICAL (24). Few players know them, so they can catch an opponent off guard.