Spanish adjectives are usually listed in dictionaries in their masculine singulate form, so it`s important to know how to compare these masculine adjectives with the topic you`re describing right now. Most adjectives end in their masculine forms singulated on o, e or a consonant. Below you will find the rules for adapting these adjectives to their respective nouns in sex and number. Note – The plural of adjectives, pronouns and participations is very common in this use. The singular is relatively rare, except in the Neutrum (§ 289.a and c, below) and in words that have become practically nouns. . . .