门道

门道	mén dào	doorway / gateway
门道	mén dao	the way to do sth / knack
门	Mén	surname Men
门	mén	gate; door; doorway; gateway; opening (CL:扇) / valve; switch; other door-like or gate-like structure / way to do sth; knack; method; approach / family; household; lineage / (bound form) sect; school; faction (religious or academic) / (bound form) class; category; division; phylum / classifier for courses, fields of study, branches of technology, relatives by marriage, guns etc / (suffix) -gate (scandal)
道	dào	road; path (CL:条,股) / (bound form) way; reason; principle / (bound form) a skill; an art; a specialization / (Daoism) the Way; the Dao / to say (introducing a direct quotation, as in a novel) / (bound form) to express; to extend (polite words) / classifier for long thin things (rivers, cracks, shadows etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process / (old) circuit (administrative division)