Outstanding is a nice word. It begins with the letter O.
Oafish.
Five letter words that start and end with letter O are outdo and outgo.
Outstanding is a flattering word. It begins with O.
cocoon
orchestrate is an active word that begins with the letter O
it begins with the letter o. but if you are french, it begins with a letter o.
One-half is a hyphenated word. It begins with the letter O.
onlyonceomenopenomitoverontoovidovum
The Ob River in Russia is one of the longest rivers in Asia. It begins with the letter O.
overdo
Bombs are overpowering and destructive. The adjective begins with the letter O.
off
Outstanding is a nice word. It begins with the letter O.
Outside?
Offensive is a synonym for horrible. It begins with the letter O.
overwhelmingoverwroughtoutstanding