Words That Rhyme With "Semitrailer" :
2 syllables:
ailor, alar, bailer, bailor, baler, failor, gaoler, jailer, jailor, mailer, malar, maler, nailer, nailor, sailer, sailor, scalar, scaler, tailer, tailor, Tayler, Taylor, thaler, trailer, wailer, waler, whaler