Except adjectives expressing the natives of a country, or things belonging to it; and also most of those terminating in an or on, which add an a for the feminine; as, Spaniard, or Spanish, español, española; idle, haragan, haragana; clamorous, griton, gritona.

Adjectives form their plural according to the rules set forth for the nouns; as, white, blanco, blancos, blanca, blancas; deep blue, turquí, turquíes; natural, natural, naturales; happy, feliz, felices, or felizes.

Uno, one; alguno, some; ninguno, none; primero, first; bueno, good; malo, bad; suppress the o when they are immediately followed by a substantive masculine in the singular, whether it be alone, or preceded by an adjective; as, no heart, ningun corazon; ningun humano corazon.

Ciento, hundred, loses the last syllable before a substantive masculine or feminine; the same does Santo before a noun masculine in the singular. Grande, great, generally loses it also when it refers to qualities; as, El Gran Capitan.

COMPARATIVE.

More, (or the termination er,) mas——than, que.
He is richer, or more rich than she. El es mas rico que ella.

Less, ménos——than, que.
She is less rich than he. Ella es ménos rica que él.

As, (or so,) tan——as, como.
He is as rich as she. El es tan rico como ella.

As much, (so much,) tanto or tanta——as, como.
She has as much money as he. Ella tiene tanto dinero como él.
She has as much beauty as modesty. Ella tiene tanta hermosura como modestia.

As many, (so many,) tantos or tantas——as, como.
He has as many books as his brother. El tiene tantos libros como su hermano.
As many houses. Tantas casas.

The more, cuanto mas——the more, tanto mas.
The more he studies, the more he learns. Cuanto mas estudia, tanto mas aprende.

The less, cuanto ménos——the less, tanto ménos.
The less he works, the less he earns. Cuanto ménos trabaja, tanto ménos gana.

Greater, mayor; less, menor; better, mejor; worse, peor, superior, superior, &c.

SUPERLATIVE.

It is formed, first, by literally translating the adverb very, muy; as, very high, muy alto. Secondly, by adding the termination ísimo, or ísima, to the adjective, which suppresses the last letter if it be an o, or e: very fine, finísimo; very sweet, dulcisimo; very useful, utilísimo. Adjectives in ble change it into bilísimo; those in co, into quísimo; and those in go, into guísimo; as, amabilísimo, riquísimo, prodiguísimo. Thirdly, by prefixing el, los, la, las mas, or ménos to the adjective; as, The most industrious, El mas industrioso; the most humane, el, or los mas humanos; la, or las mas humanas.

Best, óptimo, worst, pésimo; greatest, máximo; least, mínimo; lowest, ínfimo; supreme, supremo.