堪
カン, タン, た.える, たま.る, こ.らえる, こた.える
withstand, endure, support, resist
JLPT1 G7 S12 F1953
甚# extreme + 土 earth → *endure* extreme pressure exerted by an earthen construction → *bear*; *(with)stand* → *fitting* (← fit to endure pressure).
[Full Kanji Etymology List]