Compounds of くそ

• 歯くそ
  (n) (dental) plaque
• 耳くそ
  (n) earwax
  cerumen
• くそ度胸
  (n) foolhardiness
  daredevil courage
• くそ勉強
  (n,vs) (sl) cram for an exam
  concentrated study
• 下手くそ
  (adj-na,n) (1) extreme clumsiness
  severe lack of skill at a task
  (int) (2) You're hopeless!
  Give it up!
  (P)
• くそ食らえ
  (exp) (uk) fuck off! (lit: eat shit)
  up yours!
  up your arse (ass)
• ほくそ笑む
  (v5m,vi) to chuckle
  to snicker
• 胸くそが悪い
  (exp,adj-i) annoying
  being disgusted (at)
• けったくそ悪い
  (adj-i) (vulg) extremely vexing
• 目くそ鼻くそを笑う
  (exp) the pot calling the kettle black (lit: for the sleep in one's eyes to laugh at the snot in one's nose)