noun
Old English
Refers to the earliest historical form of the English language, used from roughly the 5th to the 12th century.
古英語は現代英語とかなり異なる。
Old English is quite different from modern English.
近代英語 (Modern English) is the English language from the late 15th century onward, after Middle English.
Compound of 古 (こ, 'old') and 英語 (えいご, 'English language').