フク, おお.う, くつがえ.す, くつがえ.る

capsize, cover, shade, mantle, be ruined

JLPT1 G7 S18 F1378

As per # (double back) + 襾 cover → boat that is blown back in a breeze and overturns, becoming covered in water → *capsize*; *turn over*; *overturn*; *turn back*. Associated and extended meanings include *overthrow*, *overrule* and *disprove*, as well as *cover* and *spread over*.

[Full Kanji Etymology List]