Adverb (fukushi), Noun which may take the genitive case particle 'no'
originally; from the start; from the beginning; from the outset; by nature
Usually written using kana alone
彼らは元々あった文明を破壊した。They destroyed the native civilization. Na-adjective (keiyodoshi), Noun
none the worse (for); (coming out) even; in the same position (as before)
Usually written using kana aloneusu. as 〜て(も)もともと, 〜でもともと, etc.
Also written 元元【もともと】、本本【もともと】、本々【もともと】