ladder

Noun
  1. Steps consisting of two parallel members connected by rungs;
    For climbing up or down (synset 103637568)
  2. Ascending stages by which somebody or something can progress (synset 113963344)
    "he climbed the career ladder"
  3. A row of unravelled stitches (synset 107457610)
    "she got a run in her stocking"
Verb
  1. Come unraveled or undone as if by snagging (synset 200335613)
    "Her nylons were running"

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