I would say borrow from latin and greek:
bi- from latin bi- meaning twice [0]
cycle from greek kyklos meaning wheel [1]
[0]https://www.etymonline.com/word/bi-?ref=etymonline_crossrefe... [1]https://www.etymonline.com/word/bicycle
[0]https://www.etymonline.com/word/bi-?ref=etymonline_crossrefe... [1]https://www.etymonline.com/word/bicycle
Also there were no bicycles in ancient Grece, that's why the word is different in modern Greek, but kyklos is still a greek word with the same meaning.