smart / quick-witted / clever / intelligent

発煙: emitting smoke

chaos, disorder / disorderly

Eupatorium fortunei / orchid / aromatic, fragrant / government office that handles documents / kanji used to transliterate borrowings from foreign languages, especially Buddhist terms from Sanskrit

Steep

direction / person / alternative

certain

to wake up from sleep / conscious / to enlighten / awake / to remember / remembrance

(linear algebra) triangular matrix

(linear algebra) diagonal matrix