-'s

Radestrian

Alternative forms

• -as (after sibilants or sibilants followed by another consonant)
• -'s dvuslig (dated)

Etymology

Clipping of as dvuslig (“of the clock”).

Particle

-'s

1. o'clock

   er ara's

   at one o'clock

Usage notes

• Can only and must be used with numbers 1–12. For the 24-hour clock, numbers 13 and onwards simply do not use -'s.