月とスッポン

Japanese

For pronunciation and definitions of 月とスッポン – see the following entry.
つきすっぽん
[noun] [from 1734] (idiomatic) night and day, completely different
Alternative spellings
月とすっぽん, 月に鼈, 月にすっぽん
(This term, 月とスッポン, is an alternative spelling of the above term.)