態
タイ, わざ.と
attitude, condition, figure, appearance, voice (of verbs)
JLPT1 G5 S14 F353
As per 能# (bear) + 心 heart/emotions → bear-like attribute(s) → *attitude*; *condition* (← state of mind or circumstances involving the bear-like attributes in question). *Keep up appearances* is a borrowed meaning.
[Full Kanji Etymology List]