shalash (Hebrew #8027)
but apparently used only as denominative from 7969, to be (causatively, make) triplicate (by restoration, in portions, strands, days or years)
KJV usage: do the third time, (divide into, stay) three (days, - fold, parts, years old).
Pronounce: shaw-lash'
Origin: a primitive root perhaps originally to intensify, i.e. treble