Grande-gran
Before singular masculine or feminine noun
Alguno-algún
Ninguno-ningún
Drop o before masculine singular
Ciento-cien
Before the masculine or feminine noun
Santo-san
Before masculine saints name unless ‘to- or do-‘
Adj drop o before masculine singular noun
Bueno-buen
Malo-mal
Primero-primer
Tercero-tercer
Articles
Indefinite article
- use when there is an adjective to the noun