Odd.
slow
Outback
The Ocelot (Leopardus pardalis), also known as the Painted Leopard.
A few examples of 3-letter words starting with the letter O are:owloweoaroatown
Some six letter words starting with O are:objectoblongoccultocelotoddityoffendofficeorangeorioleorphanoverdooxygen
Octapus
Nouns are not describing words, adjectives are the words that describe noun; people is a noun. Some adjectives starting with O that describe people are:objectiveobliviousobsessedobtuseobviousoldopenopportunisticoriginalorneryostentatiousowlishSome nouns for people that start with O are:oboistoceanographerofficerOlympianopera singeropportunistophthalmologistorganistornithologistorthopedistoutsideroyster farmer
insects starting with letters O X and Z
Lions can be described as overpowering. The word starts with the letter o.
Obscene would describe someone's character. It begins with the letter o.
octos
Outstanding is a nice word. It begins with the letter O.