Oceans
oh my! your eyes are beautiful!
"one direction that makes you beautiful" is one
opals (gemstones)ornaments (ie. holiday ornaments)
ocean
Utah, USA
Oklahokma and Ohio
optimus prime
the PURPLE MOUNTIANS. (p.s i looked at a map, i did not hear that from the song "o beautiful")
ouch...
Oregon, Ocean City, Ohio, Orlando,etc. -:D
Do you mean what Norse god starts with o? Odin is a Norse go that starts with O.
Obviously beautiful, orignial, observant, oddly amazing, etc. Get creative with it! Hope i helped