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悲しみ， 哀しみ， 愛しみ， かなしみ
1. sadness, sorrow, grief
2. affection, love
悲伤，哀伤，悲痛
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のあまり， の余り
1. so much (something) as to (e.g. so moved as to cry), overwhelmed, carried away, because of too much
tbd
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なる， 成る， 為る
1. to become, to get, to grow, to turn, to reach, to attain
2. to result in, to turn out, to end up, to prove (to be)
3. to consist of, to be composed of, to be made up of
4. to be completed, to be realized, to succeed, to be attained, to be accompli...
成为，达到，取得；变成
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
