スイ, よ.う, よ.い, よ, よい

drunk, feel sick, poisoned, elated, spellbound

JLPT1 G7 S11 F1640

As per # (compact) + 酉 alcohol → break down (become figuratively compacted) in drunkenness → (become) *drunk/intoxicated*; *become sick*; *experience motion sickness*.

[Full Kanji Etymology List]