militate againstsomething
phrasal verbwithmilitateverbuk/ˈmil.ɪ.teɪt/us/ˈmil.ə.teɪt/
formalto make something lesslikelytohappenorsucceed:
Thecomplexityandcostlinessof thejudicialsystemmilitate againstjusticefor theindividual.
Preventing and impeding
- anti-jamming
 - avert
 - avoid
 - avoidable
 - bar
 - be a drag onsomeone/somethingidiom
 - bottleneck
 - derail
 - fireproof
 - hamper
 - hang
 - havesomeone/somethinghanging roundyourneckidiom
 - head off
 - hinder
 - prevent
 - preventable
 - prevention
 - prevention is better than cureidiom
 - preventive
 - scuttle