
Interpose
Physical Separation
Use 'interpose' when referring to a physical object creating a barrier or distance between things.

She interposed a screen to separate the room.
Metaphorical Barrier
'Interpose' can also describe creating a non-physical separation, like a difference in opinion.

He interposed his beliefs, setting him apart from the group.
Compare with
BarBlockInjectInterjectInterruptInterveneMediateObstruct
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