Never-Ending; Constant
This page is the CodyCross answer for the clue below from Prehistory, Group 1254, Puzzle 2 (Social Development).
Question is: Never-Ending; Constant
and the answer is: INCESSANT
Word Meaning:
INCESSANT — Without pause or stop; not ending, especially to the point of annoyance.
Definitions from Wiktionary.