List similar term using nltk.wordnet

wordnet-synonym.py

from nltk.corpus import wordnet as wn

for ss in wn.synsets('small'):
    print(ss)
    for sim in ss.similar_tos():
        print('  |--- {}'.format(sim))


## output
Synset('small.n.01')
Synset('small.n.02')
Synset('small.a.01')
  |--- Synset('atomic.s.03')
  |--- Synset('bantam.s.01')
  |--- Synset('bitty.s.01')
  ...
  ...