PS
Parthian shot
addendum
addition
affix
afterthought
allonge
appendix
back matter
chorus
coda
codicil
colophon
commentary
conclusion
consequence
continuance
continuation
double take
dying words
enclitic
envoi
envoy
epilogue
follow-through
follow-up
infix
interlineation
interpolation
last words
marginalia
note
parting shot
peroration
postface
postfix
postlude
prefix
proclitic
refrain
rider
scholia
second thought
sequel
sequela
sequelae
sequelant
sequent
sequitur
subscript
annotation
notation
afterword
book-lover
elucidations
ends
flake-gold
go-to-meeting
green-skinned
hand-clapping
hydropathic
length
misnomer
non-latin
novel-reader
prefectural
proem
rehabilitative
sendit
soften
tricked-out
unartistic
vigourous
preface