things that start with O

octopus
orangutan
ostentatious. guess that's not a thing, but it's a cool O word
orchid
otter. lots of animals so far
old orange. that I'm eating for lunch now
opal
oscar the grouch
omelet
oreos
ostrich
Olympia
an oath or an ode
onion
office
olives
opera
opulence
october
olfactory organ
a regular organ
oregano
Oregon. think I got all that out of my system now
obstetrician
una ola
una olla
una orilla
una oveja
una oreja
"oooooowwweeee"