reinvent the wheel
To do work unnecessarily when it has already been done satisfactorily by others; to attempt to devise a solution to a problem when a solution already exists.
The trading of information so that people need not reinvent the wheel.
ADJ
bicycle, car, etc. | spare | front | back, rear | nearside | offside | loose, wobbly | alloy
WHEEL + VERB
change, replace
We had to replace the wheel after it got damaged on the rocky road.
WHEEL + VERB
go round, spin, turn
The car's wheels spun rapidly as the driver accelerated onto the highway.
skid, slide, slip
When it rains heavily, the car's wheels sometimes slip on the wet road.
crunch, scream, shriek
The car's wheels screeched as she braked suddenly at the traffic light.
come off, fall off
lock
The car's wheels locked up when he hit the brakes suddenly on the icy road.
WHEEL + NOUN
arch, base, bearings, hub, nut, rim, trim | clamp
PREP
on ~s
The delivery company moved the heavy boxes on wheels to make the job faster.
under the ~s
The child's toy was crushed under the wheels of the delivery truck.
steering wheel
VERB + WHEEL
grip | turn
take
My father got tired, so I took the wheel for the rest of the journey home.
WHEEL + NOUN
lock
PREP
at the ~
My grandfather was at the wheel when we drove across the country last summer.
behind the ~
My father was behind the wheel for most of our road trip yesterday.