Decorated with or having crotchets; in music, marked with crotchet notes; or obsessed with quirky ideas.
From crotchet (small hook or musical note) with the suffix -ed, indicating something that has been marked with or characterized by crotchets.
Victorian composers loved marking scores with 'crotcheted passages' to show rhythmic patterns, and the same word describes someone who's a bit stubborn about their quirky ideas!
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