なんてつむじ曲がりなやつだ。

なんてつむじ曲がりなやつだ。

What a crank he is!

なんてつむじ曲(ま)がりなやつだ。

Nante tsumuji magari na yatsu da.

なんて (なんて)

such as; (things) like; exclamation

旋毛 (つむじ、せんもう)

whorl of hair on the (back of the) head

曲がる (まがる)

to bend; to curve; to warp; to wind; to twist; to turn; to be awry; to be askew; to be crooked

な (な)

(sentence end, mainly masc.) indicates emotion or emphasis; (used with masu stem verb) command; (used with dictionary form verb) prohibition

奴 (やつ、しゃつ)

fellow; guy; chap; thing; object; (derogatory or familiar) he; she; him; her

だ (だ)

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

Readings: キョク、ま.がる、ま.げる、くま

Meanings: bend, music, melody, composition, pleasure, injustice, fault, curve, crooked, perverse, lean