Find words starting with:
Oa is for oath.
Ob is for observe.
Oc is for ocean.
Od is for odor.
Of is for of a sudden and officiate.
Oh is for ohio.
Oi is for oil.
Ol is for old man.
Om is for omit.
On is for on request.
Op is for opium, opportunity and opposing.
Or is for organize.
Os is for ossification.
Ot is for other than.
Ou is for outreach, outfielder and outstanding.
Ov is for overall and over.
Ow is for own(a).
Ox is for oxen.
Oy is for oyabun.
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air-to-air means operating between or launched from or involving rockets or aircraft in flight; "air-to-air missiles"; "air-to-air communications"; ... more