www.etymonline.com/ Online Etymology Dictionary | Origin, history and meaning of English wordsThe online etymology dictionary is the internet's go-to source for quick and reliable accounts of the origin and history of English words, phrases, and idioms. It is professional enough to satisfy academic standards, but accessible enough to be used by anywww.etymonline.com 영단어를 외울 때 어원을 통해서 외우면 좋은거 아시죠..