Definition:
eons
- EONSSeemingly forever
- EONSLong runs?
- EONSMillennia
- EONSLong periods
- EONSMany millennia
- EONSVery long stretches of time
- EONSLong stretches
- EONSAges and ages
- EONSPractically an eternity
- EONSCountless centuries
- EONSImmensely long stretches
- EONSForever and a day
- EONSThey go to great lengths
- EONSForever and ever
- EONSVolcanoes develop over them
- EONSYears and years and years
- EONSVery long spans
- EONSImmense spans
- EONSStars exist over them
- EONSHuge spans
- EONSLife span of a star
- EONSAn eternity
- EONSMountains have grown over them
- EONSTime immemorial
- EONSGeological units
- EONSTime since the Big Bang
- EONSMountains form over them
- EONSForever
- EONSEternities
- EONSVast stretches of time
- EONSA seeming eternity
- EONSHow long it takes mountains to form
- EONSMountains have developed over them
- EONSYears on end
- EONSTime on end
- EONSMillennia on end
- EONSA lot of the time?
- EONSMany ages
- EONSImmense time spans
- EONSJust about forever