return roles;
    }

    /**
     * Converts this ElevateWord instance to a SuggestItem.
     *
     * @return a SuggestItem representing this ElevateWord
     */
    public SuggestItem toSuggestItem() {
        final String[][] readingArray =
                this.getReadings().stream().map(reading -> new String[] { reading }).toArray(count -> new String[count][]);