loony toons vs Lucy in the sky with diamonds

loony toons and Lucy in the sky with diamonds both are nouns.

Word	Noun	Adjective	Verb	Adverb
loony toons	Yes	No	No	No
Lucy in the sky with diamonds	Yes	No	No	No

As nouns, loony toons and Lucy in the sky with diamonds are synonyms defined as:

loony toons and Lucy in the sky with diamonds: street name for lysergic acid diethylamide

Other synonyms of loony toons include acid, back breaker, battery-acid, dose, dot, Elvis, pane, superman, window pane, Zen.

loony toons (noun)	Lucy in the sky with diamonds (noun)
street name for lysergic acid diethylamide	street name for lysergic acid diethylamide