How many 15-letter words are starting with "o"?

There are 201 15-letter words starting with "o" in the Extended dictionary.

What's the best-scoring word on this page?

"oxyphenbutazone" scores 41 points using standard Scrabble letter values.

What if I have more letters to work with?

Use the Word Finder to search by your exact letters — it supports filtering by length, starting letter, ending letter, and any letters the word must contain.

15-Letter Words Starting with "O"

201 15-letter dictionary words starting with "o" — the highest-scoring is oxyphenbutazone at 41 points. Have other letters to work with? Try the Word Finder.

Notable words

oxyphenbutazone41 pts
noun — an anti-inflammatory drug (trade name Tandearil) used to treat arthritis and bursitis
objectivization38 pts
overemphasizing35 pts
verb — place special or excessive emphasis on
overhomogenized34 pts
overhomogenizes33 pts

All 201 words

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14-letter words starting with "o"All words starting with "o"

Frequently asked questions

How many 15-letter words are starting with "o"?: There are 201 15-letter words starting with "o" in the Extended dictionary.
What's the best-scoring word on this page?: "oxyphenbutazone" scores 41 points using standard Scrabble letter values.
What if I have more letters to work with?: Use the Word Finder to search by your exact letters — it supports filtering by length, starting letter, ending letter, and any letters the word must contain.