Here's what rhymes with multicellular.
cellular intercellular intracellular hepatocellular subcellular unicellular extracellular Words that almost rhyme with multicellular
secular regular settler specular nebular irregular molecular senator developer wrestler leveler leveller reveller reveler recolor executor testator separator stepmother pensioner seconder freshener headhunter telemeter nonsecular wretcheder carefuller restfuller temperature messenger creditor mariner predator investiture macromolecular questioner confectioner embezzler strengthener expenditure competitor intermolecular pleasanter presenter inheritor derringer celebrator commemorator antechamber intramolecular primogeniture