ciego, -a, blind;
a ciegas, blindly

cielito, name of dance peculiar to gauchos, corresponding to Andalusian jaleo

cielo, sky; song, dance

cien, one hundred

ciénago, m., swamp, mud

ciencia, science, art, knowledge

científico, -a, scientific

cierto, -a, certain, sure, true;
por ——, surely, of course

cilíndrico, -a, cylindrical

cilindro, cylinder, roll