Added 9 October 2026
superfluous
/suːˈpɜːflu.əs/ adjective
In Latin: supervacuus, superfluus, supervacāneus Wiktionary
adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about superfluous at Wordnik → Where our words come from →
Origin
From Middle English superfluous, from Latin superfluus (“superfluous”) + -ous, from superfluō (“overflow”), from super (“above, more than, over”) + fluō (“flow”). Compare mellifluous and fluid, also from Latin. Literally corresponds to overflow, which is from Germanic, rather than Latin.
From Wiktionary, via Kaikki.org (CC BY-SA)