Study of Origins and History of Words
This page is the CodyCross answer for the clue below from Prehistory, Group 1242, Puzzle 4 (Geologic Time Scale).
Question is: Study of Origins and History of Words
and the answer is: ETYMOLOGY
Word Meaning:
ETYMOLOGY — (uncountable, linguistics) The scientific study of the origin and evolution of a word's semantic meaning across time, including its constituent morphemes and phonemes.
Definitions from Wiktionary.