-eno

-eno

1. completely

Borrowed from French -ène.

-eno m (noun-forming suffix, plural -enos)

1. (chemistry) -ene (forms the names of alkenes)

Borrowed from Latin -ēnus.

-eno (adjective-forming suffix, feminine -ena, masculine plural -enos, feminine plural -enas)
-eno m (noun-forming suffix, plural -enos, feminine -ena, feminine plural -enas)

1. -ean (forms demonyms)

-eno

1. Eye dialect spelling of -endo, representing Northeast Brazil Portuguese.

• -ano, -eño

From Latin -ēnus, which forms adjectives of belonging or origin from a noun.

-eno (feminine -ena, masculine plural -enos, feminine plural -enas) (adjective)
-eno m (plural -enos, feminine -ena, feminine plural -enas) (noun)

1. (as an adjective) Coming from, related to, or like
2. (as a noun) One from, belonging to, relating to, or like
3. (organic chemistry) -ene (forms names of alkenes)

Used to form adjectives from nouns, but the adjectives in turn often come to be used as nouns.

‎Chile (“Chile”) + ‎-eno → ‎chileno (“Chilean”, adjective) → ‎chileno (“Chilean”, noun)

• “-eno”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014