稽
ケイ, かんが.える, とど.める

think, consider

JLPT0 G7 S15 F2372

Originally, the right-hand element# was 耆 (preserved food). The addition of 禾 grain/rice suggested the inspection of preserved crops → *consider*; *compare* (← consider/compare in inspecting). Also, *stay*; *remain*; *retain*; *keep* (← preserved).

[Full Kanji Etymology List]