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12-Letter Words Starting With IR

  • 67 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 12-Letter Words Starting With IR

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

All 12-Letter Words Starting With IR 67 words

How common is IR at the start of twelve-letter words?

Our combined English word list has 67 twelve-letter words that start with IR. They average 16.8 points, the best is IRREALIZABLE (23 points) and 29.9% end in E.

Total words
67
Average Scrabble score
16.8
out of 23 max
Everyday words
10%
common in ordinary English
Most common ending
E
29.9% of words

Most common last letters

  • e 29.9%
  • s 29.9%
  • y 29.9%

Top vowel pairs

  • io17.9%
  • ea6%
  • ia6%

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 twelve-letter word that starts with IR

i 1r 1r 1e 1a 1l 1i 1z 10a 1b 3l 1e 1

I 1 + R 1 + R 1 + E 1 + A 1 + L 1 + I 1 + Z 10 + A 1 + B 3 + L 1 + E 1 = 23 points

Double word
46 pts
Triple word
69 pts

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

irrealizable

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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12-Letter Words Starting With IR by the numbers

12-Letter Words Starting With IR FAQ

How many twelve-letter words that start with IR are there?

There are 67 twelve-letter words that start with IR 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 twelve-letter word that starts with IR?

IRREALIZABLE is worth 23 points in Scrabble before any bonus squares. Other strong options are IRIDIZATIONS (22), IRREFLEXIONS (22), IRREFORMABLY (22).

What are some common twelve-letter words that start with IR?

Everyday examples include IRRESPECTIVE, IRRESISTIBLE, IRRITABILITY, IRREGULARITY, IRREVERSIBLE, IRRATIONALLY, IRRESISTIBLY, IRREVERENTLY. Sort the list by "Most common" to see the familiar words first.

Which rare twelve-letter words that start with IR score well?

Uncommon but valid choices include IRREALIZABLE (23), IRIDIZATIONS (22), IRREFLEXIONS (22), IRREFORMABLY (22). Few players know them, so they can catch an opponent off guard.