Used when someone supports a cause or group, often discreetly, without active involvement. Though not an active member, he was a long-time sympathizer of the party.
Pro Tip 2/3
Connotative Tones
Can imply covert support, possibly suggestive of unspoken or secretive agreement with controversial ideas. The activists searched for sympathizers among the crowd.
Pro Tip 3/3
Negative Implied
Sometimes used negatively to suggest a person supports a divisive or extreme ideology. He was unfairly labeled a sympathizer of the radical movement.