from nltk.stem import LancasterStemmer

l_stemmer = LancasterStemmer()

print(l_stemmer.stem("hunting"))

hunt

print(l_stemmer.stem("hunting"))

hunt

words = [
    "hunting",
    "bunnies",
    "flies"
]

result = [l_stemmer.stem(word) for word in words]

result

['hunt', 'bunny', 'fli']