tread on

(foot/ be enough) + (waterleft) + (sun, day)
★★☆☆☆
15 strokes
SOLO
There's a bunch of jukugo, but I can't find any that are useful.

Onyomi

TOU

Don't tread on my TOEs!

Mnemonic

A foot treads on a water puddle, shattering its reflection of the sun.

Kunyomi

ふ*む tread on
★★☆☆☆