Related Clues:

• Full of angst
• The past, for example
• New-fangled
• Tensed
• Strung tightly
• Not calm
• Future, for one
• Strained by time in grammar
• Tense and nervous
• Tense and irritable
• Stretched very tight
• Nervous and tense
• Rigid, or grammatical time
• Nervous or tense
• Anxious, nervous