1. Being in a tense state
   - edgy, high-strung, highly strung, jittery, jumpy, nervy, overstrung, restive

See also: tense

Encyclopedia: Uptight

• Atakapa
• Atakapan
• ataman
• atar
• ataractic
• ataractic agent
• ataractic drug
• Atarax
• ataraxia
• ataraxic
• ataraxis
• ataraxy
• Ataturk
• atavism
• atavist
• atavistic
• ataxia
• ataxic
• ataxic abasia
• ataxic aphasia
• ataxy
• Atayalic
• Ate
• atelectasis
• ateleiosis