uptight
adj.
"tense," slang, 1934, from up- + tight, adj.. Meaning "straight-laced" first recorded 1969. It was used in a sense of "excellent" in jazz slang c.1962.
〔李〕[up-=up起来；tight a.紧的 →“being tight up in mind精神上紧张起来”→] a.very uneasy；nervous紧张的；不安的