老鼠

lǎo shǔ rat; mouse; CL:隻|只[zhi1]

拖

tuō to drag; to tow; to trail; to hang down; to mop (the floor); to delay; to drag on

tuō variant of 拖[tuo1]

木

mù tree; wood; coffin; wooden; simple; numb; one of the eight ancient musical instruments 八音[ba1 yin1]

Mù surname Mu

锨

xiān shovel

， 大

dà big; huge; large; major; great; wide; deep; older (than); oldest; eldest; greatly; very much; (dialect) father; father's elder or younger brother

dài see 大夫[dai4 fu5]

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:個|个[ge4]

tou suffix for nouns

在

zài (located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress)

后头

hòu tou behind; in the back; the rear side; later; in future