minor tweak
- adjustmentAlteration to improve fit
- fine-tuneAdjust for optimal performance
- nudgeGentle push to prompt
- polishSmooth by rubbing
- refinementElegance of manner
touch-up · edit · alteration · fix · modification · subtle · small · slight · tinker · calibrate · revision · correction · smoothing · cleanup · improve · enhance · detail · fiddling
scale of change
minor tweakmajor overhaul
complete overhaul · radical transformation · sea change · paradigm shift · revolution