Antonyms for Incompatible (opposite meaning)
WordNet sense 1 (used especially of drugs or muscles that work together so the total effect is greater than the sum of the two (or more)):
interactive, synergistic
WordNet sense 2 (suitable to your needs or similar to your nature):
congenial
WordNet sense 3 (capable of being used with or connected to other devices or components without modification):
compatible
From the ODE community, based on WordNet
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