| A | B |
|---|
| Nouns that end in o/os are usually | masculine |
| Nouns that ening in ción or dad,are usually | feminine |
| Nouns that end in -or/ores is usually | masculine |
| Nouns ending in -ema are usually | masculine |
| Nouns ending in tad/tades are usually | feminine |
| Nouns ending in -ama are usually | masculine |
| Nouns ending in - dad are usually | feminine |
| Nouns ending in a/as are usually | feminine |
| Nouns ending in -ora and -oras are usually | feminine |
| The definite singular masculine article is | el |
| The indefinite plural feminine article is | unas |
| The plural masculine definite article es | los |
| The singular indefinite masculine article is | un |
| the feminine plural definite article is | las |
| The plural masculine indefinite articles is | unos |
| The singular feminine definite articles is | la |
| The feminine singular indefinite article is | una |
| If the nouns ending in a vowel you add | a letter -s |
| If the nouns ends in a consonant you ad | -es |
| If the nouns ends in a letter -Z/ | you change to -c then add -es |
