Game: Post a word beginning with *this* letter that has *that* letter in it

Good for you, MM. Paying attention is always a good idea.
Othello

Ohio!

Ojibway

Okay

oleander

Ozymandias

Only

opopanax

open

opaque

ordeal

osprey

outside

onerous

ovulate

ow

oxen

Oyarsa

ozone

Panama