used at the end of a sentence to indicate certainty or to give a reminder

(bound form) used in 啰嗦 luō​suo and 啰唆 luō​suo, meaning long-winded or annoying

(bound form) used in 啰唣 luó​zào, meaning to make a racket or create a disturbance

(bound form) a nonsense syllable used as a rhythmic filler in songs or chants.

(archaic) the sound of a child prattling or babbling