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13-Letter Words Ending in IOUS

  • 38 words
  • All English dictionaries
  • Scrabble points
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Popular 13-Letter Words Ending in IOUS

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

All 13-Letter Words Ending in IOUS 38 words

How common is IOUS at the end of thirteen-letter words?

Our combined English word list has 38 thirteen-letter words ending in IOUS. They average 17.8 points, the best is QUADRIFARIOUS (26 points) and S is the most common first letter (23.7%).

Total words
38
Average Scrabble score
17.8
out of 26 max
Everyday words
11%
common in ordinary English
Most common first letter
S
23.7% of words

Most common first letters

  • s 23.7%
  • d 10.5%
  • n 10.5%

Top vowel pairs

  • io100%
  • ou100%
  • au7.9%

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 ending in IOUS

q 10u 1a 1d 2r 1i 1f 4a 1r 1i 1o 1u 1s 1

Q 10 + U 1 + A 1 + D 2 + R 1 + I 1 + F 4 + A 1 + R 1 + I 1 + O 1 + U 1 + S 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).

quadrifarious

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 Ending in IOUS by the numbers

13-Letter Words Ending in IOUS FAQ

How many thirteen-letter words ending in IOUS are there?

There are 38 thirteen-letter words ending in IOUS 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 ending in IOUS?

QUADRIFARIOUS is worth 26 points in Scrabble before any bonus squares. Other strong options are INEFFICACIOUS (23), HYPERCAUTIOUS (23), PERSPICACIOUS (21).

What are some common thirteen-letter words ending in IOUS?

Everyday examples include SANCTIMONIOUS, SURREPTITIOUS, SUPERSTITIOUS, CONSCIENTIOUS, OVERAMBITIOUS, DISHARMONIOUS, UNCEREMONIOUS, UNPRETENTIOUS. Sort the list by "Most common" to see the familiar words first.

Which rare thirteen-letter words ending in IOUS score well?

Uncommon but valid choices include QUADRIFARIOUS (26), HYPERCAUTIOUS (23), DISCOMMODIOUS (21), BRAGGADOCIOUS (20). Few players know them, so they can catch an opponent off guard.