15-Letter Words Starting With TH
- 63 words
- All English dictionaries
- Scrabble points
Popular 15-Letter Words Starting With TH
The most familiar words on this list, with their Scrabble scores.
All 15-Letter Words Starting With TH 63 words
How common is TH at the start of fifteen-letter words?
Our combined English word list has 63 fifteen-letter words that start with TH. They average 24.6 points, the best is THERMOCHEMISTRY (30 points) and 54% end in S.
- Total words
- 63
- Average Scrabble score
- 24.6
- out of 30 max
- Everyday words
- 0%
- common in ordinary English
- Most common ending
- S
- 54% of words
Most common last letters
- s 54%
- y 9.5%
- g 6.3%
Top vowel pairs
- io15.9%
- ie14.3%
- eo7.9%
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 fifteen-letter word that starts with TH
t 1h 4e 1r 1m 3o 1c 3h 4e 1m 3i 1s 1t 1r 1y 4
T 1 + H 4 + E 1 + R 1 + M 3 + O 1 + C 3 + H 4 + E 1 + M 3 + I 1 + S 1 + T 1 + R 1 + Y 4 = 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).
thermochemistry
- nounthe branch of chemistry that studies the relation between chemical action and the amount of heat absorbed or generated
- Scrabble US
- Scrabble UK
- Words With Friends
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15-Letter Words Starting With TH FAQ
How many fifteen-letter words that start with TH are there?
There are 63 fifteen-letter words that start with TH 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 TH?
THERMOCHEMISTRY is worth 30 points in Scrabble before any bonus squares. Other strong options are THEATRICALIZING (30), THERMALIZATIONS (29), THERMOCHROMISMS (29).
Which rare fifteen-letter words that start with TH score well?
Uncommon but valid choices include THEATRICALIZING (30), THERMALIZATIONS (29), THERMOCHROMISMS (29), THERMOJUNCTIONS (29). Few players know them, so they can catch an opponent off guard.