retroactive statute
retrospective
a priori
antiphonal
back
backward
early
ex post facto
into the past
reacting
reactionary
reactive
recessive
reflex
reflexive
refluent
regressive
respondent
responding
responsive
retroactionary
retrocessive
retrograde
retrogressive
revulsive
retroaction
retroactively
advice.no
alcohol-induced
antimicrobial
antitumor
antitumour
discrepant
draconian
extraterritorial
in-built
isostatic
legislators'
long-overdue
no-trade
over-respectful
statutory
synergistic
t-cell-mediated
telco
telecom
theurgic
active
attractive
hyperactive
inactive
interactive
overactive
photorefractive
proactive
radioactive
refractive
unattractive