crybaby
A person who cries easily or often; often used teasingly or affectionately.
My little brother cries easily, so everyone calls him a crybaby.
Don't cry over something like that, you crybaby.
Kanji spelling; usually written in kana.
Mixed kanji-kana spelling.
Compound of 泣き (crying) and 味噌 (miso, soybean paste). The exact derivation is uncertain; it may be a playful or metaphorical use of 味噌, perhaps likening a crybaby to something soft or easily broken down.