$ npm install wordnet

const wordnet = require('wordnet');

// (Required) Load the WordNet database.
await wordnet.init();

// List all available words.
let list = await wordnet.list();

// All methods return promises.
wordnet.lookup('enlightened')
  .then((definitions) => {
    definitions.forEach((def) => {
      console.log(`type: ${def.meta.synsetType}`)
      console.log(`${def.glossary}\n`);
    });
  })
  .catch((e) => {
    console.error(e);
  });