Non-standard past tense of 'pay'; the correct form is 'paid.' Sometimes used in nautical contexts meaning to seal ship seams with tar.
Confusion between 'pay' (give money) with past tense 'paid,' and nautical 'pay' (seal with tar) with past tense 'payed.' The nautical sense comes from Old French peier 'to appease,' later 'to caulk.'
This is one of English's most common spelling errors, but 'payed' is actually correct in one specific context - nautical caulking. Most people who write 'payed' don't know about ships, they're just confused by irregular verb patterns.
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