いらい
request, commission
You lean on somebody and ask them properly, which is a step up from a favour. I rely いらい on you, and I put it to him in writing: いらい.
頼む たのむ is asking. 依頼 is the noun, and it is the formal and usually written version.
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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.