析
セキ

chop, divide, tear, analyze

JLPT1 G7 S8 F980

Originally, 木 tree/wood + an element# (possibly a variant of 乍, but now written as 斤 ax) indicating cutting or chopping → split/*divide* wood by chopping it → *analyze* (← figurative division of elements in analyzing).

[Full Kanji Etymology List]