Readings
Meanings
彼の論文は意味不明。第一、主題が曖昧だ。His thesis doesn't make sense. To begin with, its theme is obscure.tatoeba
Mnemonic (RtK)
ⓘsun (日) · not yet · one (一) · tree (木) · wood (木)
From "Remembering the Kanji" by James Heisig · Frame 230
Additional Examples
The meaning is still obscure to me.tatoeba Stroke Order
9 strokes
Practice Writing
Practice Writing 昧
Draw with a guide, then from memory — checked at every step