put a crimp in
Throw a wrench
To put a crimp in something is to hinder or interfere with it, typically by introducing an unexpected obstacle: The rain put a crimp in our plans.
The phrase suggests a kink or bend that disrupts smooth progress, like a crimp in a hose blocking water flow.
hinder
Obstruct or delay
stymie · foil · curtail · restrain · inhibit · check · constrain · block · limit · restrict
derail
Force off course
unsettle · spoil · ruin · undermine · sabotage · throw off · mess up · scupper · complicate · damage
facilitation vs. hindrance
put a crimp infacilitate
Make something easier
help · enable · assist · grease the wheels · aid