Words That Rhyme With "Pentachlorophenol" :

2 syllables:

beanpole, enol, penal, penile, quinol, renal, senile, treenail, trenail, venal

3 syllables:

adrenal, lienal, propenal

4 syllables:

duodenal, indophenol, nitrophenol, suprarenal, thiophenol