sphaira, a ball: sphere, atmo-sphere.
schizō, split: schism, schist.
schole, leisure, school: scholastic.
Tax-is, arrangement; tak-tos, ordered: syn-tax, taxi-dermist.
taphos, a tomb: epi-taph (epi, upon).
temno, I cut; tomē-, tom-os, a cutting: ana-tomy, tome (Fr.), a-tom.
technē, art: tech-nic, technology.
tele, afar: tele-phone.
theos, God: theism, theo-cracy.
thermos, hot: thermal, isothermal, thermo-meter, thermo-dynamics.