なんだか
somehow, for some reason
The same nanny なん as 何 throwing up her hands. The tea leaf stands upright in the cup and the whole morning improves, and you could not tell anybody why: なんだか.
何 reads なん here. It marks a feeling you cannot account for. どうも does the same job and is commoner in speech.
This is one of 1,500 words in Emaki, a free spaced repetition trainer with a written mnemonic on every card.
Study 何だか in EmakiFree, no account needed. Your progress stays in your browser.
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.