Is Payed a Real Word?

The correct past tense of the verb pay is paid, as long as the word is used in the financial or transactional sense. If the verb pay is used in a nautical sense, the correct form is payed.

Is it payed attention or paid attention?

The correct expression is paid attention, not payed attention.

How is payed used in a sentence?

Payed sentence example

All Monday nights training payed off as Bolton County played one touch football. Proffessional players payed megabucks should score penalties with their eyes shut. I love him so much and this is how I get payed back- it's like he stepping on my heart.