day gone by

noun 0.723

go-by

noun 0.648

past

noun 0.646

yesteryear

noun 0.627

past historic

noun 0.617

old time

noun 0.604

throwback

noun 0.582

bye

noun 0.580

vintage

noun 0.580

forgotten

noun 0.579

goner

noun 0.576

backward

noun 0.575

old-fashioned

noun 0.572

go-back

noun 0.566

archaic

noun 0.566

by and by

noun 0.563

previous

noun 0.563

former

noun 0.558

historical

noun 0.551

simple past

noun 0.550

retro

noun 0.547

past tense

noun 0.542

prior

noun 0.541

forebear

noun 0.539

defunct

noun 0.539

ancient

noun 0.538

has-been

noun 0.536

hindcast

noun 0.536

yesterday

noun 0.532

past perfect

noun 0.530

fade away

noun 0.530

goodbye

noun 0.529

old hat

noun 0.525

antique

noun 0.524

oldie

noun 0.520

retrospect

noun 0.519

blast from the past

noun 0.517

posterity

noun 0.517

retrograde

noun 0.516

in hindsight

noun 0.515

backdate

noun 0.515

nostalgic

noun 0.515

fore

noun 0.511

predate

noun 0.510

antiquity

noun 0.509

legacy

noun 0.509

byzantine

noun 0.509

backshift

noun 0.508

backfile

noun 0.507

back

noun 0.507