Skip to content
ZWordFinderZ

11-Letter Words Starting With SEI

  • 14 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 11-Letter Words Starting With SEI

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

All 11-Letter Words Starting With SEI 14 words

How common is SEI at the start of eleven-letter words?

Our combined English word list has 14 eleven-letter words that start with SEI. They average 14.9 points, the best is SEISMOGRAPH (19 points) and 28.6% end in S.

Total words
14
Average Scrabble score
14.9
out of 19 max
Everyday words
0%
common in ordinary English
Most common ending
S
28.6% of words

Most common last letters

  • s 28.6%
  • y 21.4%
  • e 14.3%

Top vowel pairs

  • ei100%
  • io21.4%
  • eu14.3%

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 eleven-letter word that starts with SEI

s 1e 1i 1s 1m 3o 1g 2r 1a 1p 3h 4

S 1 + E 1 + I 1 + S 1 + M 3 + O 1 + G 2 + R 1 + A 1 + P 3 + H 4 = 19 points

Double word
38 pts
Triple word
57 pts

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

seismograph

  1. nouna measuring instrument for detecting and measuring the intensity and direction and duration of movements of the ground (as an earthquake)
  • Scrabble US
  • Scrabble UK
  • Words With Friends

Runners-up

Explore related word lists

11-letter words starting with…

Words starting with SEI by length

Add a letter after SEI

Each link adds one letter and keeps only combinations that have words.

Change the last letter of SEI

Trending word lists

Five-letter lists built from the letters of yesterday's Wordle answer. The set changes every day.

How to use this word list

Playing words that start with SEI

11-Letter Words Starting With SEI by the numbers

11-Letter Words Starting With SEI FAQ

How many eleven-letter words that start with SEI are there?

There are 14 eleven-letter words that start with SEI 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 eleven-letter word that starts with SEI?

SEISMOGRAPH is worth 19 points in Scrabble before any bonus squares. Other strong options are SEISMICALLY (18), SEISMOMETRY (18), SEISMOSCOPE (17).

Which rare eleven-letter words that start with SEI score well?

Uncommon but valid choices include SEISMOMETRY (18), SEISMOGRAMS (16), SEISMONASTY (16), SEIGNORAGES (13). Few players know them, so they can catch an opponent off guard.