Comprueba si las palabras de una lista existen

palabras_existen.py

import urllib.parse
import pycurl
import time
from io import BytesIO 

palabras=[ 
"coalisilarse", "coamurrar", "codicionalizar", "colicionar", "colubilizar", 
"comendar", "compadrentarse", "compleyar", "concepturar", "concerter", 
]
for index, palabra in enumerate(palabras):

    url = f'https://iedra.es/palabras/?q='+urllib.parse.quote(palabra)+'&search_scope=l&search_type=e&search_order=a'
    
    buffer = BytesIO() 
    crl = pycurl.Curl() 
    crl.setopt(crl.URL, url)
    crl.setopt(crl.WRITEDATA, buffer)
    crl.perform()
    crl.close()
    contents = buffer.getvalue().decode('utf-8')

    if contents.find('No hay ') == -1:
        print(f'{palabra} EXISTE')
        print(url, '\n')

    if index % 15 == 0:
        print(f'{index}/{len(palabras)}')

    time.sleep(2)