نردبان

Etymology
.

Noun

 * 1) stair, staircase, stairway, used to walk up and down
 * 2) ladder, a portable frame used for ascent and descent
 * 1) ladder, a portable frame used for ascent and descent

Etymology
From +, a variant of.

Noun

 * 1) ladder (climbing tool)
 * 2) staircase, steps