Definition of becames:
(v) :
(copulative, rather formal, followed by an adjective or a noun) begin to be; turn into (often with permanent states).
(v) :
(transitive) To be appropriate for.
(v) :
(transitive) Of an adornment, piece of clothing etc.: to look attractive on (someone).
(v) :
(intransitive, archaic other than in become of) To come about; happen; come into being; arise.
(v) :
(intransitive, obsolete) To arrive, come (to a place).