ལམ་བུ
1) path, road, way; 2) way of doing; 3) tradition, custom; 4) sphere/ place of [IW]
1) path, pathway; 2) road, street; 3) tradition, custom, way of doing, similar to lam srol. Technically a 'diminutive' form of lam or lam kha. [Erick Tsiknopoulos]