The present participle of cavil; currently making petty or unnecessary complaints.
Present participle formed from 'cavil' using the standard '-ing' suffix, maintaining the single-l spelling used in American English conjugation.
Notice how 'caviling' keeps one 'l' (American) but in British English it becomes 'cavilling'—this same pattern appears in 'traveling/travelling' and 'labeling/labelling'!
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