泣き寝入りなんて嫌だ。

泣き寝入りなんて嫌だ。

I can't let the matter drop.

泣(な)き寝入(ねい)りなんて嫌(いや)だ。

Nakineiri nante iya da.

泣寝入り (なきねいり)

crying oneself to sleep; giving up in frustration; accepting meekly; being compelled to accept a situation

なんて (なんて)

such as; (things) like; exclamation

嫌 (いや、や)

disagreeable; detestable; unpleasant; reluctant

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: キュウ、な.く

Meanings: cry, weep, moan

Readings: シン、ね.る、ね.かす、い.ぬ、みたまや、や.める

Meanings: lie down, sleep, rest, bed, remain unsold

Readings: ニュウ、ジュ、い.る、 -い.る、 -い.り、い.れる、 -い.れ、はい.る

Meanings: enter, insert

Readings: ケン、ゲン、きら.う、きら.い、いや

Meanings: dislike, detest, hate