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

acquire a skill / learn a subject

acquisition of a skill / learning of a subject

to connect or graft a vine

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

grape

technology; technique; technical

(obsolete) grape