Fortmonth
Derived from Fortnite and Month, meaning a period of 2 months.
You've been a drifter for narry fortmonth Theodore.
Fortmonth
An indeterminable, long and agonizing amount of time.
It took me a fortmonth to get over the fact that I didn't coin the term fortminute.
Fortmonth
Derived from "fortnight (2 weeks)" and "month," meaning a period of 14 months.
Theodore, you've been a drifter for nary a fortmonth.