Words with the letter O

The letter O is a vowel that plays a vital role in Scrabble, valued at just 1 point but incredibly versatile. It’s one of the most commonly used vowels in the English language, making it easy to incorporate into a wide range of words. Short words like go, so, to, and on are especially helpful for quick plays and creating parallel words across the board. Because of its frequency, having one or more O tiles on your rack gives you flexibility and helps in connecting with other high-scoring consonants.

Strategically, O is often used to extend existing words or to build longer ones like look, cold, bore, or storm. It’s also useful in forming plural and verb endings, such as adding -o to turn ban into bano in certain valid word lists. O pairs well with high-value consonants like J, K, and Z, helping to form big-point words like joke or zone. Even though O has a low point value, using it skillfully helps maintain rack balance and opens up opportunities for scoring in multiple directions on the board.

---

Word	Scrabble© Points	WWF Points
isoprenoid	15	15
isoprenoids	16	16
isopropyl	18	18
isopropyls	19	19
isoproterenol	18	18
isoproterenols	19	19
isopycnic	21	21
isosceles	13	13
isosmotic	15	15
isosmotically	23	23
isospin	11	11
isospins	12	12
isospories	13	13
isospory	13	13
isostacies	13	13
isostacy	13	13
isostasies	10	10
isostasy	10	10
isostatic	12	12
isostatically	20	20
isotach	12	12
isotachs	13	13
isotactic	15	15
isothere	10	10
isotheres	11	11