godan verb (-tsu), intransitive verb
be nappy; be disheveled (hair)
Describes hair that is tangled, unkempt, or sticking out in all directions. Often used for bedhead or messy hair.
朝起きたら髪がそそけ立っていた。
When I woke up in the morning, my hair was all disheveled.
godan verb (-tsu), intransitive verb
Rare literary use for shuddering or trembling, often from cold or fear. Modern Japanese more commonly uses 震える or 身震いする.
古い小説では、寒さでそそけ立つ様子が描かれることがある。
In old novels, a scene of shuddering from the cold is sometimes described with そそけ立つ.