Letter Oo

Octopus – [ok-tuh-puhs] – /ˈɒktəpəs/
On – [on, awn] – /ɒn, ɔn/
Off – [awf, of] – /ɔf, ɒf/
Ostrich – [aw-strich, os-trich] – /ˈɔstrɪtʃ, ˈɒstrɪtʃ/