(impersonal) get dark, for night to fall / for the season to end / be overwhelmed in an emotion, be lost in thought

incense (A perfume often used in the rites of various religions)

reigning

to reign, to dominate

(linguistics) kun'yomi: a reading of a kanji that is not derived from the kanji's original pronunciation borrowed from Chinese

to use the kun'yomi of a word, to read a kanji using the pronunciation of a native Japanese word

persuasiveness

strength (extent, size) of one's vocabulary; the ability of having a large vocabulary

ability to concentrate; strength to concentrate

strong impression conveyed by one's eyes; eyes that convey a strong sense of purpose