tetr(a)-

comb form 构词成分 four 四: tetrasyllable, ie a word with four syllables 四音节词.

testament, testamentary, testate, testator, testes, testicle, testify, testily, testimonial, testimony, testiness, testing, testis, testy, tetanus, tetchily, tetchiness, tetchy, tete-a-tete, tether, Teutonic, Texas, text, textbook, textile, textual, textually, texture, textured, Thai, Thailand, thalidomide, Thames, than, thank, thank goodness, thank you, thank-you, thankful, thankfully,