One syllable words that rhyme with sir
bir, birr, blur, bur, burr, cur, der, dirr, duhr, durr, err, eure, fer, feur, fir, fleur, fluhr, fur, furr, furrh, gurr, hur, jerr, ker, kerr, kuhr, luhr, mer, murr, myrrh, nurre, per, pere, pur, purr, scher, schnur, schnurr, schreur, schur, schurr, schwer, sher, shir, shirr, shur, shurr, sir, slur, spur, spurr, stir, stuhr, sur, swor, ter, thur, ur, we're, were, whirr