Merry-go-round (Noun)
Meaning 1
A never-ending cycle of activities and events (especially when they seem to have little purpose); "if we lose the election the whole legislative merry-go-round will have to start over".
Classification
Nouns denoting natural events.
Meaning 2
A large, rotating machine with seats for children to ride or amusement.
Classification
Nouns denoting man-made objects.