ズ, ト, え, はか.る, づ
map, drawing, plan, unexpected, accidentally
JLPT4 G2 S7 F539
啚 here a variant form of 嗇# (granary) + 囗 circular enclosure → enclosed granary. *Diagram* and *draw* are extended meanings in the sense of enclosing within the boundaries of a writing medium; compare 晝/昼 and 畫/画. Also, *plan* (← diagram) and *attempt* (← plan an attempt).
[Full Kanji Etymology List]