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Distasteful
Sensory Displeasure
Use 'distasteful' for things that upset your physical senses, especially taste and smell. 
Metaphoric Usage
'Distasteful' can metaphorically describe something that 'leaves a bad taste' emotionally or intellectually, not literally. 
Intensity Matters
'Distasteful' is milder than 'disgusting' or 'revolting' but more serious than 'unpleasant'. 