顕
ケン, あきらか, あらわ.れる, あき, あきら

appear, existing

JLPT1 G7 S18 F1536

㬎# combines 日 here an abbreviated form of 旱 dry up + 絲 thread(s) → silk threads exposed for drying in the sun. 顯 adds 頁 head → expose and make *manifest* a person's head (specifically, a severed head; compare 縣 as described in 県) → *visible*; *clear* → *noticeable*; *remarkable*. Despite appearances, 㬎 has no etymological connection with 濕 or 隰.

[Full Kanji Etymology List]