| 插 | chā tóu | plug | 
| 插 | chā | to insert / stick in / pierce / to take part in / to interfere / to interpose | 
| 插 | chā | old variant of 插 | 
| 头 | tóu | head / hair style / the top / end / beginning or end / a stub / remnant / chief / boss / side / aspect / first / leading / classifier for pigs or livestock / CL:个 | 
| 头 | tou | suffix for nouns |