Charybdis
Maelstrom
back stream
backflow
backwash
backwater
barf
countercurrent
counterflow
counterflux
disgorgement
doubling
duplication
echo
eddy
egesta
egestion
gagging
gulf
gurge
heaves
heaving
imitation
maelstrom
nausea
plagiarism
puke
quotation
reabsorption
reappearance
rebirth
recurrence
redoubling
reduplication
reecho
refluence
reflux
reincarnation
renewal
reoccurrence
repetition
reproduction
resumption
return
spew
swirl
twirl
vomit
vomiting
vomition
backflowing
recall
recollection
reminiscence
aneurism
breakdown
chieftress
elastin
glorifying
gobbledygook
hardliner
hematoma
ideologue
manometry
nutball
nutjob
peristalsis
polemicist
populism
progressivism
remodeling
seeketh
spadeful
stenosis
survivalist
thuggery
totalitarianism
transection