agate line; air; ancestry; argument; argumentation; assembly line; bank line; billet; blood; blood line; bloodline; business; business line; cable; channel; communication channel; contrast; course; crease; credit line; crinkle; delineate; demarcation; descent; describe; dividing line; draw; furrow; job; line of business; line of credit; line of descent; line of merchandise; line of products; line of reasoning; line of work; lineage; logical argument; melodic line; melodic phrase; melody; note; occupation; origin; parentage; pedigree; personal credit line; personal line of credit; phone line; pipeline; product line; production line; rail line; railway line; run along; seam; short letter; stemma; stock; strain; subscriber line; telephone circuit; telephone line; trace; transmission line; tune; wrinkle;