Beginning
来自Big Physics
Old English beginnan, of Germanic origin; related to Dutch and German beginnen .
wiktionary
From Middle English biginning, beginninge, beginnunge, equivalent to begin + -ing.
From Middle English begynnyng, bygynnynge, From Old English *beginnende (attested only as Old English onginnende), from Proto-Germanic *biginnandz, present participle of Proto-Germanic *biginnaną(“to begin”), equivalent to begin + -ing.
etymonline
beginning (n.)
late 12c., "time when something begins;" c. 1200, "initial stage or first part," verbal noun from begin. Meaning "act of starting something" is from early 13c. The Old English word was fruma (see foremost).