ghost-write
act for
author
change places with
coauthor
collaborate
compose
crowd out
cut out
dash off
displace
double for
editorialize
fill in for
formulate
free-lance
ghost
indite
knock off
knock out
novelize
pamphleteer
pinch-hit
prepare
produce
relieve
replace
represent
scenarize
spell
spell off
spook
stand in for
subrogate
substitute for
succeed
supersede
supplant
swap places with
throw on paper
understudy for
write
ghostwritten
ghostwrote
ghostwrites
ghostwriting
ghostwriter