I asked for verbs for each. I didn’t expect it.
First, in a Fifth grade level verbs:
Monism-pluralism hybrid: Merge
Dualism-non-dualism hybrid: Unite
Reductionism-holism hybrid: Integrate
Essentialism-non-essentialism hybrid: Transform
Absolutism-relativism hybrid: Adapt
Objectivism-subjectivism hybrid: Perceive
Rationalism-empiricism hybrid: Reason
Individualism-collectivism hybrid: Collaborate
Naturalism-supernaturalism hybrid: Explore
Determinism-indeterminism hybrid: Determine
Idealism-realism hybrid: Imagine
Nomothetic-idiographic dichotomy hybrid: Categorize
Then, its original verb answers:
Observing – Monism-pluralism hybrid
Combining – Dualism-non-dualism hybrid
Integrating – Reductionism-holism hybrid
Altering – Essentialism-non-essentialism hybrid
Adapting – Absolutism-relativism hybrid
Perceiving – Objectivism-subjectivism hybrid
Analyzing – Rationalism-empiricism hybrid
Individualizing – Individualism-collectivism hybrid
Examining – Naturalism-supernaturalism hybrid
Determining – Determinism-indeterminism hybrid
Interpreting – Idealism-realism hybrid
Classifying – Nomothetic-idiographic dichotomy hybrid