Where does “Backfischaquarium” come from?

Backfischaquarium (German) comes from German Backfisch, from German fisch, from Yiddish פֿיש, from English Fish, from Old English fiscian, from Proto-West Germanic fiskōn, from Proto-Germanic fiskōną, from Proto-Germanic -ōną — he, she.

Ancestry of “Backfischaquarium”, step by step

Backfischaquarium traces back through two separate lines of ancestry.

via German Backfisch

StepLanguageWordMeaning
1GermanBackfischa baked or fried fish, or a fish intended for...
2Germanfischfish cold-blooded vertebrates living in water
3Yiddishפֿישfish
4EnglishFishThe constellation and zodiacal sign Pisces
5Old Englishfiscianto fish
6Proto-West Germanicfiskōnto fish, to catch fish
7Proto-Germanicfiskōnąto fish, to catch fish
8Proto-Germanic-ōnąCreates denominative verbs from nouns; Creates...
9Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
10Proto-Indo-European-yétiCreates intransitive, often deponent,...
11Proto-Indo-Europeanyé-
12Chichewaiyehe, she

via German Aquarium

StepLanguageWordMeaning
1GermanAquariumaquarium
2Latinaquārium
3Latinaquawater
4Proto-Italicakʷāwater
5Proto-Indo-Europeanh₂ekʷeh₂water, flowing water
Every word from Chichewa iyeEvery word from Proto-Indo-European -yétiEvery word from Proto-Germanic -ōną
Backfischaquarium — Etymology, Origin & Word History | Etymology Explorer