public Builder setWords(int index, com.google.cloud.speech.v1.WordInfo value) {
      if (wordsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureWordsIsMutable();
        words_.set(index, value);
        onChanged();
      } else {
        wordsBuilder_.setMessage(index, value);
      }
      return this;
    }
<pre>
A list of word-specific information for each recognized word.
Note: When `enable_speaker_diarization` is true, you will see all the words
from the beginning of the audio.
</pre>

<code>repeated .google.cloud.speech.v1.WordInfo words = 3;</code>
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/SpeechRecognitionAlternative.java