Cases of word usage

1) one of the upright posts supporting a handrail (baluster)

2) suddenly and completely upright (bolt)

3) a tall, upright structure, usually of stone, supporting or decorating part of a building or standing alone as a monument (column)

4) a kind of upright musical instrument with vertical strings played with the fingers; to talk repeatedly too much (about something) (harp)

5) a narrow shelf coming out from a wall, cliff, rock or other upright surface (ledge)

6) a tall, upright block of stone (as a pillar or monument) (monolith)

7) at an angle of 90 degrees (to another line or surface); upright (perpendicular)

8) an upright column of stone etc as a support or ornament (pillar)

9) an upright length of wood or metal supporting or marking something; a job; a place where a soldier is (to be) on duty; a system of collecting, sorting and delivering letters, parcels etc (post)

10) (often movable) upright framework (some made to fold), used to divide a room; anything that is or can be used to give shelter or protection form observation, thee weather etc; a surface on which films, photographs, TV pictures are shown; a frame with fine wire netting to keep out insects (screen)