As nouns the difference between weeker and weekes
is that weeker is someone who participates in something for a certain number of weeks while weekes is plural of lang=en.
weeker
English
Noun
(
en noun)
(especially in combination with a number) Someone who participates in something for a certain number of weeks.
:Most holidaymakers are 2-weekers''', but a couple are 3-'''weekers .