noun / verb
line
LYNE/laɪn/
A narrow continuous path extending in a direction.
A long ink line crosses the sheet beside the pen.

Etymology
Latin linea named a linen thread or cord. A builder's cord provided the bridge to a thread-like mark, and a straight arrangement of things likewise became a line.
In context
draw a line or use your marking knife to make a tick mark on both sides of the of where the Tenon is then take a combination square and simply scribe a straight line down there
More examples
- The fence follows the property line.
- We wait in line outside the bakery.
- He reels in his fishing line.
- Tall trees line both sides of the road.
Forms
line · lines · lined · lining
linear adjective — Arranged in or resembling a straight line.