Readings
Kun readingむせ.ぶ、むせ.る、のど、の.む Meanings
Radicals and components
Radical口mouthComponents Mnemonic (RtK)
ⓘmouth (口) · cause · pent in (囗) · large (大) · St. Bernard (犬)
From "Remembering the Kanji" by James Heisig · Frame 628
Practice Writing
Practice Writing 咽
Draw with a guide, then from memory — checked at every step