Things that are green with O
- Olive
- Okra
- Oregano
- Ogre
- Oak tree
- Oval
- Opal
- Ogres
- Oak leaves
- Oak
- Orange tree
- Oscar the Grouch
- Ornaments
- Ornament
- Orchid
- oak trees
- Orchids
- Outside
- Oak tree leaves
- Olive oil
- Old food
- Overalls
- Oak leaf
- Orchard
- Old cheese
- Olive tree
- opals
- Oven
- Orcs
- orange trees
- Ovals
- outdoors
- orange stem
- Orange stems
- Orchards
- Obama
- open fields
- OLIVES
- Orange tree leaves
- Otter
- orchid leaves
- Oregon
- office
- Oreo
- Orange leaf
- Organ
- Oysters
- Oceans
- Oranges that aren't ripe
- Open field
- Ottoman
- Ore
- Oleander
- Orc
- Ovens
- Oscar
- Orge
- Orbs
- Old eggs
- Old mold
- orb
- Opium
- owls
- onion green
- orange tree leaf
- Opel
- open sign
- Ovaries
- Oasis
- Ovals that are green
- Onion plant
- Objects
- Opal fruits
- oak tree leaf
- Omicron
- Olive trees
- ooze
- ONION
- Ora
- ocean plants
- olive leaf
- oat
- Ozone
- Oranges that are green
- organic plants
- Orchid stem
- orange peel
- Outerwear
- Octagons
- oyster
- Old car
- Oblong
- Otis
- Olympic Ring
- Orangutan
- organic spinach
- outside plants
- olives that are green
- orchid stems
- onyx
The words in the list Things that are green with O come from players of the word game Categories game.