Verb + Direction + 头 + 去/来
When used as a directional particle, 头 (tóu) indicates heading or moving in a direction. Combined with verbs of motion, it conveys the sense of proceeding toward a place.
他们朝山头走去。
tāmen cháo shāntóu zǒu qù.
They walked toward the hilltop.
车子调了个头,往回开。
chēzi diào le ge tóu, wǎng huí kāi.
The car turned around and drove back.
她低下头,不说话了。
tā dīxià tóu, bù shuōhuà le.
She lowered her head and stopped talking.