afterimage (n.)
- afterbirth
- aftereffect
- afterglow
- aftermath
- aftertaste
- balance
- butt
- by-product
- chaff
- debris
- detritus
- end
- fossil
- holdover
- leftovers
- orts
- placenta
- refuse
- remainder
- remains
- remnant
- residue
- residuum
- rest
- roach
- rubbish
- rump
- sawdust
- scraps
- shadow
- shavings
- spectrum
- straw
- stubble
- stump
- survival
- trace
- track
- trail
- vestige
- wake
- waste