The short O sound (ah as in bah) is in con, dot, and rob.
The long O sound says "oh" as in cone, dote, and robe. It can appear in paired letters such as OA, OE, OH, and OW (loan, toe, ohm, low). Also the French eau (beau).
"Book" has a short "o" sound, while "tomb" has a long "o" sound.
The O has a long O (oh) sound, as in bold and gold.
Is the word bone a short or long o sound?
Closet has a short o sound.
The O has a long O sound and the I has a short I sound.
The O has a long O sound and the A has a short A sound.
The word "coffee" has a long o sound.
It has a long vowel sound.
The first O has a long O sound and the second O has a short O sound.
It has a long O (oh) sound, as in no and so.
The O is a long O as in bone and tone. The E is silent.
There is no A or A sound in "note." The O is a long O and the E is silent.