Related Clues:
- Flinch or blink
- Engineers show what chemicals may do
- Act as opponent regarding law passed
- About turn to perform again
- Not be inert
- What the copper would do with nitric acid to give some feedback
- Crate smashed? Retaliate!
- Reply to ancestor's missing sons
- Respond to criminal racket, deporting 1,000
- Oxidize, e.g
- Show surprise, say
- Jump when frightened, e.g
- Strike back, smashing crate
- Rubber duck, for one
- Flinch, e.g