window pane vs battery-acid

window pane and battery-acid both are nouns.

Word	Noun	Adjective	Verb	Adverb
window pane	Yes	No	No	No
battery-acid	Yes	No	No	No

As nouns, window pane and battery-acid are synonyms defined as:

window pane and battery-acid: street name for lysergic acid diethylamide

Other synonyms of window pane include acid, back breaker, dose, dot, Elvis, loony toons, Lucy in the sky with diamonds, pane, superman, Zen.

window pane (noun)	battery-acid (noun)
street name for lysergic acid diethylamide	street name for lysergic acid diethylamide