en_btr_frontend/app/models/verse-word.js

import Model from '@ember-data/model';

export default class VerseWordModel extends Model {
  @attr ulb;
  @attr greek;
  @attr morph;
  @attr ogntSort;
  @attr lexeme;

  @belongsTo('verse') verse;
  @belongsTo('lexicon-entry') lexiconEntry;
}