behind; at the back; in the rear; behind sb's back
背 (bēi) · 9 strokes
Phonosemantic compound. ⺼ represents the meaning and 北 represents the sound.
后 (Hòu) · 6 strokes
Depicts a queen mother (母) giving birth to her heir (𠫓). Based on the original meaning "heir to the throne". The meaning later expanded to "ruler", "successor", and "after".