From long.
-long
- Forms adjectives indicating duration when suffixed to nouns of duration
- agelong, ageslong
- centurylong, centurieslong
- daylong, dayslong
- decadelong, decadeslong
- generationlong, generationslong
- hourlong, hourslong
- lifelong
- millenniumlong, millennialong
- minutelong, minuteslong
- monthlong, monthslong
- nightlong
- seasonlong
- secondlong, secondslong
- summerlong
- weeklong, weekslong
- winterlong
