This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
荰 is a rare character composed of 艹 (grass) and 杜. The exact historical development is uncertain.
The top is grass 艹 and the bottom is 杜 (a grove or forest). Picture a grassy grove, but remember that the meaning is uncertain.
For ト, imagine a toe poking through the grass: toe -> ト, but the meaning of the kanji remains unclear.
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