不亦樂乎

Function word; no; not; un-; negative prefix; used to form questions or emphasize a statement; sometimes used for rhythm.

Also; likewise; too; in addition; but also; even though; this archaic function word has no inherent meaning.

Happy; cheerful; to laugh; enjoyment; pleasure; music; a surname; used in place names.

Classical particle similar to 於; used at the end of a sentence to express a question, doubt, astonishment, or to call someone.