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sulk (plural sulks)
- a state of sulking.
- to express ill humor or offense by remaining sullenly silent or withdrawn.
to express ill humor or offense by remaining sullenly silent or withdrawn
Related terms 
- “sulk” in The American Heritage® Dictionary of the English Language, Fourth Edition, Houghton Mifflin Company, 2000.
- “sulk” in Dictionary.com Unabridged, v1.0.1, Lexico Publishing Group, 2006.
- "sulk" in WordNet 3.0, Princeton University, 2006.