the original language

write; record (words, figures) on the surface of (something) / compose; put (an idea, etc) into words

conjunctive form of 書く

a book / a script; a scenario / source; origin; root

just

blades of grass and tree trunks / falcons

Alternative form of 元

long cylindrical things such as glasses of drink, pairs of jeans, pens or trains and buses / films or TV shows / home runs or goals / rounds of a match in boxing, wrestling or judo

current, this, the matter in question / original, actual, base

book / this / main / real / actual / true