a difference between

to differentiate

distinctive

to make or draw a distinction between

to distinguish

to vary

various types of

variable

variation

diverse

diversity

diversify

separate

dissimilar

unrelated

unequal

inconsistent

atypical

contrast

disagree

contradict

to depart from

diverge

oppose

opposite

run counter to

heterogeneous

mutually exclusive

a dichotomy

diametrically opposed

same or similar