hindsightism
look back
rear-view mirror
creeping determinism
aftersight
hindsightly
nostophobia
retrophilia
apperceive
retrospect
cast one's mind back
recency bias
prospection
rest on one's laurels
retrospectively
put behind one
take back
nostalgia goggles
reflective
long ago
whiggish
retro
backhanded
ex post facto
anamnesis
backtrace
drag up
recollection
remembrance
retroactive
retrospective
now
retrospection
forspan
retrovision
mneme
might've
history repeats itself
precedent
backcast
retrospectivity
the chickens come home to roost
retrogressiveness
ecmnesia
for old times' sake
presentism
future history
afterview
in retrospect
pastness