Keep One, Drop One

[JordanC]

beer belly

Belly flop

 

[Ol'Skool Classic]

Belly flop

Jelly Belly

 

[DudeNY12]

Jelly Belly

jelly roll

 

[Ol'Skool Classic]

jelly roll

crescent roll

 

[JordanC]

crescent roll

crescent wrench

 

[Tamstrong]

crescent wrench

allen wrench

 

[Ol'Skool Classic]

allen wrench

torque wrench

 

[Tamstrong]

torque wrench

torque converter

 

[DJG87]

torque converter

currency converter

 

[Tamstrong]

currency converter

phase converter

 

[DudeNY12]

phase converter

converter calculator

 

[Tamstrong]

converter calculator

scientific calculator

 

[Ol'Skool Classic]

scientific calculator

scientific theory

 

[Tamstrong]

scientific theory

scientific discovery

 

[DJG87]

scientific discovery

self discovery

 

[Ol'Skool Classic]

self discovery

self reflection

 

[DudeNY12]

self reflection

self help

 

[Tamstrong]

self help

self respect

 

[DJG87]

self respect

deep respect

 

[Tamstrong]

deep respect

mutual respect