SUSTAIN—maintain, support.
SYMMETRY—proportion.
SYMPATHY—commiseration, compassion.
SYSTEM—method, plan, order.
SYSTEMATIC—orderly, regular, methodical. (Chaotic.)
TAKE—accept, receive. (Give.)
TALKATIVE—garrulous, loquacious, communicative. (Silent.)
TASTE—flavor, relish, savor. (Tastelessness.)
TAX—custom, duty, impost, excise, toll.
TAX—assessment, rate.