What is this?
It is oil. OIL
What is this?
It is an ox. OX
What is this?
It is an ostrich. OSTRICH
What is this?
It is open. OPEN
What is this?
It is an orca. ORCA
What is this?
It is an owl. OWL
What is this?
It is an orange. ORANGE
What is this?
It is an oven. OVEN
What is this?
It is an orangutan. ORANGUTAN
What is this?
It is an oval. OVAL
What is this?
It is an olive. OLIVE
What is this?
It is an onion. ONION
What is this?
It is an octagon. OCTAGON