a blade and saw / such weapons as used for punishment and torture in ancient China

a tree; more specifically, a living tree / the bent and gnarled trunk or roots of an old tree / wood, lumber / something made of wood / in ancient China, a wooden musical instrument

to use / to employ / to make use of, to apply / to spend

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a sword, a katana / a scalpel, such as that used by a surgeon / a kind of bronze or copper money in ancient China, shaped a bit like a sword

a saw (tool)

saw

(weaponry) a single-edged sword, such as a katana / a small single-edged blade