Synonyms of impingement

1 Syllable
sin, fault, breach
2 Syllables
hyphen, inroad, crime, misdeed, poaching, wrongdoing, error, impact, hyphens
3 Syllables
encroachment, obtrusion, intrusion, violation, entrenchment, evildoing, transgression, intrusions, tangency, infraction, misconduct, injury, appulse
4 Syllables
iniquity, contravention, misdemeanor, misbehavior, delinquency, infringement, conjuncture