TIL the origin of the word 'dog' is an etymological mystery. (The same is true about the word 'squid' but obviously I already knew that.)
TIL the origin of the word 'dog' is an etymological mystery. (The same is true about the word 'squid' but obviously I already knew that.)
www.dictionary.com
Why Is “Dog” One Of The Great Mysteries Of The English Language?

See also: https://www.etymonline.com/word/squid