Small things that go unnoticed by the majority group but that seem aggressive to the minority group are called:

Question

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Micro-aggressions are subtle, often unconscious, insults or discriminatory behaviors directed towards members of a marginalized group. They can include comments or actions that may seem harmless to those in the majority group but are perceived as hurtful or offensive by those in the minority group.

Small Things That Go Unnoticed by the Majority Group but That