collaborate Antonyms

sever relations breakup breaking off voidance vie upend undo termination terminate substantiate rupture rival rift revokement revoke rescission run counter go it alone run afoul of break off contacts plow a lonely furrow play a lone hand cut across with plough a lonely furrow be completely at odds with be operating alone be out of tune with break off relations be at variance with pull a lone oar be in conflict with be contrary contend with compete with rescindment rescind repudiation contravene contest contend competition compete cite cassation cancellation cancel cancelling avoidance avoid annulment