Here's what rhymes with petrologists.
geologists ecologists ideologists oncologists audiologists hydrologists penologists virologists urbanologists archaeologists technologists ethnologists radiologists genealogists cytologists mycologists herpetologists sociologists meteorologists bacteriologists cardiologists dermatologists epidemiologists ophthalmologists gerontologists immunologists sexologists histologists ichthyologists numerologists campanologists criminologists musicologists paleontologists palaeontologists pharmacologists toxicologists climatologists hematologists haematologists microbiologists cosmetologists Words that almost rhyme with petrologists
colonists botanists agronomists economists moralists pharmacists formalists populists abortionists optometrists communis dorsalis marchioness chapatis cockatrice congregates contortionists competence thoughtfulness geopolitics psittacosis extortionists porousness soporifics antiabortionists unconsciousness thyrotoxicosis