What is the meaning of Reo?

A reinforcement (additional soldiers).

A re-entry (climbing a wave and then returning down its face).

Steel used to reinforce concrete.

convict

person accused of a crime

sea trout

verbal noun of reoigh (freeze; congeal, solidify)

frost

Alternative form of (moon; period; space, intervening distance)

guilty (of)

offender

dative/ablative singular of reus

voice

speech, utterance

language

corpse

voice

speech

language

to make something smooth

defendant (as in a trial)

delinquent

accused of a crime

found guilty of a crime

sea trout

turn (in a game)

language

to shout in cheer or to express eagerness

to ring

Source: wiktionary.org