back-engineer
back engineering
reverser
reverse-engineer
retro-engineer
electroengineering
electroengineer
mod man
retronymous
refiner
Schrammel guitar
engineerish
countercolored
retromobilization
sapper
retroorbitary
backout
power engineering
Data Communications Equipment
Data Carrier Equipment
mechanic
reversal
resubversion
regiomer
modder
posterograde
desuperization
retrofracted
put the shoe on the other foot
fabricator
remodel
reverse gear
actifier
reverse
contraproposal
subcovering
retrotranscriptase
cata-
waterfall
in-
obfuscator
ecarteur
electrical work
contragredient
ground-effect vehicle
synchronization gear
counterlawsuit
R
retrotranscription
generator