ブン, フン, ブ, わ.ける, わ.け, わ.かれる, わ.かる, わ.かつ, いた, わけ

part, minute of time, segment, share, degree, one's lot, duty, understand, know, rate, 1%, chances, shaku/100

JLPT0 G2 S4 F24

# split right and left + sword/knife → split/*divide* an object, causing it to spread → *branch/split off*; *separate*; *portion*; *share*; *minute*; *counter* (for portions of a whole); *responsibility* (matching one's position) → *distinction*; *know*; *understand* (← know and distinguish through division) → *turn out/prove to be*.

[Full Kanji Etymology List]