[hou4 men2] /the back door/fig. under the counter (indirect way for influence or pressure)/anus/
  [hou4 men2] /Hintertür (u.E.) (S)/Seite (u.E.) (S)/Seitentür (u.E.) (S)/
  [hou4 men2] /porte de derrière/piston/
 [こうもん] /(n) back gate/EntL1678710X/
Visszatérés a(z) „后门” laphoz.