nuncamente

From nunca (“never”) +‎ -mente. The term is considered nonstandard as the suffix -mente should be preceeded by an adjective in the feminine singular, not by an adverb (as is the case with nunca).

• IPA^(key): /ˌnunkaˈmente/ [ˌnũŋ.kaˈmẽn̪.t̪e]
• Rhymes: -ente
• Syllabification: nun‧ca‧men‧te

nuncamente

1. (nonstandard, colloquial, Mexico) Synonym of nunca (never)

• “nuncamente” in Diccionario de americanismos, Asociación de Academias de la Lengua Española, 2010.