expression, noun

Idiomatic expression.
  1. cause for headaches, pain in the neck, source of worry.

Variations

Pronunciation Kanji Kana Is Common
 
頭痛の種 ずつうのたね

Contained Kanji Breakdown

head, counter for large animals
あたま トウ ズ (2nd, N3)
beans, pea, midget
まめ トウ ズ (3rd, N1)
delicious(旨) variant
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
mouth
くち コウ ク (1st, N4)
grass, straw, herbs
to divide
page, leaf
ケツ ぺえじ おおがい (Kentei Pre-1)
neck(首) variant
oneself
ジ みずか.ら おの.ずから (2nd, N4)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
eye, class, look
め モク ボク (1st, N4)
eight, eight radical (no. 12)
ハチ や はっ (1st, N5)
pain, hurt, damage
いた.い ツウ (6th, N3)
trailing sickness, sick radical (no. 104)
ダク ニャク ソウ
road with walls on both sides
ヨウ (Kentei 1)
ma
utilize, business, service
ヨウ もち.いる たから (2nd, N4)
month, moon
つき ゲツ ガツ (1st, N5)
number one, line, rod radical (no. 2)
コン シ ジョ
species, kind, class
シュ たね -ぐさ (4th, N3)
two-branch tree radical (no. 115)
カ いね (Kentei Pre-1)
katakana no radical (no. 4)
ヘツ えい よう (Kentei 1)
tree, wood
き モク こ- (1st, N5)
heavy, important, esteem
ジュウ おも.い かさ.ねる (3rd, N4)
thousand
セン ち かず (1st, N5)
ri, village, parent's home
さと リ さ (2nd)
rice field, rice paddy
た デン たん (1st, N4)
soil, earth, ground
ド つち は (1st, N5)