Related Clues:

• Highly excited (with "up")
• Excited (with "up")
• ___ up (indignant)
• Keen beginner had a look at what's typed in
• Excited, with "up"
• __ up: angry
• ___ up (tense)
• Distressed, with "up"
• Worked on computer as king watched
• Data may be so entered: you get tense if you put up with it
• -- up (riled)
• Atwitter (with "up")
• In a lather, with 'up'
• In a state of readiness
• Prepared (surface), e.g. for plastering