かくす
to hide
Whatever it was has gone round the far side of the hill where nobody can see it. A cuckoo's trick, leaving it somewhere it will not be found: かくす.
隠れる かくれる is you hiding yourself; 隠す is hiding something.
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Emaki is not affiliated with, or endorsed by, Kaishi 1.5k or its authors. The word, reading and meaning come from the Kaishi 1.5k deck, used with their permission. The mnemonic, the note and the kanji breakdown are original work, published under CC BY-SA 4.0.