Related Clues:
- Like sports crowds during a close game
- Like a nail-biter
- Like a tightrope
- Perfect __
- Present perfect, e.g
- Accent's on ample detailed testing
- It's exciting -- perfect maybe
- Very hard on the nerves
- Grammatical concern
- Scared or nervous
- Present or pluperfect
- Full of tension
- Causing anxiety decades before EU’s beginning
- Strung out giving the past, present and future action
- Present perfect, for one