7 Letter Words Starting With O
There are 842 seven-letter words beginning with O in the Collins Scrabble Words list, led by ozonize (25 pts). Browse the ranked list below or filter it with the finder.
7 Letter Words Starting With O
About These 7-Letter Words
Every entry among the seven-letter words beginning with O in Collins is collected here and ranked by score. There are 842 to work with, which helps when a prefix or the board fixes your opening letter.
Highest-scoring picks
On points, the strongest play here is ozonize at 25. Other high scorers include oxidize (24), oxazine (23), and oxyphil (22). Because every word is exactly seven letters, any of them can score a bingo when you empty your rack in a single turn.
Holding too many vowels? ouakari clears several of them in one play.
How these words break down
Out of 842 words, 63 use a high-value tile (J, Q, X or Z), 60 end in -ES and 34 end in -ED, and 153 have a double letter.
Where you can play them
These come from the Collins word list; 618 are also valid in Words With Friends, and 645 appear in the North American list (NWL/TWL). Use the dictionary selector in the finder to match the exact game you are playing.
The list is sorted by Scrabble score by default — tap Points, A–Z or Z–A to reorder it, or use the finder to narrow it down by your own tiles.
FAQs - 7 Letter Words Starting with O
How many 7-letter words start with O?
There are 842 seven-letter words that start with O in the Collins Scrabble Words dictionary used on this site.
What is the highest-scoring 7-letter word that starts with O?
Ozonize scores 25 points, the highest on this page. Playing all seven tiles at once also earns a 50-point bingo bonus in Scrabble.
Do 7-letter words score a bingo?
Yes. Using all seven of your tiles in one turn scores a 50-point bonus in Scrabble (35 points in Words With Friends), which makes a seven-letter word one of the most valuable plays in the game.
How is this list of words ordered?
By Scrabble score, highest first. Use the Points, A–Z and Z–A controls above the word list to change the order.
Are these words allowed in Scrabble in North America?
645 of them are also in the North American list (NWL/TWL); the rest are Collins-only.
Which 7-letter words that start with O score the most points?
Ranked by Scrabble value, the top three are ozonize (25), oxidize (24), and oxazine (23).