Substantives and adjectives are formed from substantives and l~repositions by the addition of y in the masculine; e.g.
The verb "to drain," with its substantives "drain" and "drainage," represents the 0.
Adjectives follow their substantives.
Catalan, the substantives, adjectives and participles readily form their singular in a and their plural in Cs: arma,armes (an i ma, an i ma s);bona,bones (hon a, boo a s); amada, amades (a m at a, am a t a s).
By unity Boole denoted the universe of thinkable objects; literal symbols, such as x, y, z, v, u, &c., were used with the elective meaning attaching to common adjectives and substantives.