jumpyadj (jumpier, jumpiest)

• at a loose end
• at a loss
• at a low ebb
• at a moment's/at short notice
• at an angle
• at anchor
• at an end
• at any cost
• at any price
• at any rate
• at a pinch
• at a premium
• at a price
• at a push
• ataractic
• at a rate of knots
• ataraxia
• ataraxic
• ataraxy
• at arm's length
• at a stretch
• at a stroke
• atavism
• at a word
• ataxia