What does became mean?
Became means simple past of become.
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/bɪˈkeɪm/ · verb
simple past of become.
[…]and had the outlawry been confirmed, he muſt not only have remained ſo, but all his eſtate and effects (if any there were) would have became forfeited to the crown.
[…] In this very city, the jury box has became so corrupted that it is impossible to convict men of the gross outrages they inflicted on voters at the polls last election day.”
Suppose you are given the semifactual assertion, "even if Nora had liked mathematics then she would have became a scientist" and then you find out that Nora did in fact become a scientist.
Use became when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Became means simple past of become.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
[…]and had the outlawry been confirmed, he muſt not only have remained ſo, but all his eſtate and effects (if any there were) would have became forfeited to the crown.
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