Oral

'Oral'

[oral.n.01] as in: an examination conducted by spoken communication

'Oral'

[oral.s.01] as in: using speech rather than writing

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Examples:
an oral tradition
an oral agreement

'Oral'

[oral.a.02] as in: of or relating to or affecting or for use in the mouth

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Examples:
oral hygiene
an oral thermometer
an oral vaccine

'Oral'

[oral.a.03] as in: of or involving the mouth or mouth region or the surface on which the mouth is located

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Examples:
the oral cavity
the oral mucous membrane
the oral surface of a starfish

'Oral'

[oral.a.04] as in: a stage in psychosexual development when the child's interest is concentrated in the mouth; fixation at this stage is said to result in dependence, selfishness, and aggression