To shrink or contract (physically — e.g., clothes, materials), or figuratively to lessen; an intransitive verb.
このセーターは洗濯したら縮んでしまった。
This sweater shrank when I washed it.
価格が下がって会社の利益が縮んだ。
Prices fell and the company's profits contracted.
寒さで体が縮んだように感じた。
I felt as if my body had contracted from the cold.