Dictionary / Vocabulary / 失踪
しっそう
disappearance; running away; going missing; absconding
common word Also written 失そう
彼女の失踪で謎が一段と面白くなった。
Her disappearance gave zest to the mystery.
警察は彼の失踪を調査している。
The police are looking into his disappearance.
３日後になってはじめて彼女が失踪したことを知った。
It was not until three days after that I knew she had disappeared.