Its a feeling or common knowledge

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a faculty by which the body perceives an external stimulus; one of the faculties of sight, smell, hearing, taste, and touch."the bear has a keen sense of smell which enables it to hunt at dusk"synonyms:sensory faculty, feeling, sensation, perception; More2.a feeling that something is the case."she had the sense of being a political outsider"synonyms:awareness, feeling, sensation, consciousness, perception, recognitionMore

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