contrast with equal weight or force
set into opposition or rivalry
be resistant to
fight against or resist strongly
act against or in opposition to
be against; express opposition to
go against, as of rules and laws
an open clash between two opposing groups (or individuals)
a hostile meeting of opposing military forces in the course of a war
a disagreement or argument about something important
an incompatibility of dates or events
a state of opposition between persons or ideas or interests
be in conflict
opposition between two simultaneous but incompatible feelings
opposition in a work of drama or fiction between characters or forces (especially an opposition that motivates the development of the plot)