sollemnis, e, adj., religiously fixed, holy, sacred.
sollicitō, āre, āvī, ātus [sollicitus, troubled], to stir up, arouse, excite.
sōlum [sōlus], adv., only; nōn . . . sōlum . . . sed . . . etiam, not only . . . but also.
sōlus, adj., alone, single-handed, single, only; lonely, solitary.
[solvō, ere, ī, solūtus], to loosen, unbind; let down; impair, destroy.
ab—absolvō, ere, ī, solūtus, to set free, release; acquit.
re—resolvō, ere, ī, solūtus, to loosen; dissolve, melt.
somnium, ī [somnus], n., a dream, vision.
somnus, ī, m., sleep.
sonitus, ūs [sonō, to resound], m., sound, crash, noise.