As nouns the difference between payday and hayday
is that payday is the day of the week or month, or the specific day, on which an employee's wages or salary is paid while hayday is misspelling of lang=en.
payday
English
Alternative forms
* pay day
Noun
(
en noun)
The day of the week or month, or the specific day, on which an employee's wages or salary is paid.
Derived terms
* payday loan