Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
The only studies were done in the late 1970s and early 1980s, by Dr. Ray LeBlanc.
Source: https://www.lakesideleader.com/archeology-surveys-for-the-forest-industry-id-lots-of-sites/