Submitted by György Chityil ... on Mon, 12/11/2017 - 21:31 Ngram Count: 1Starts with letter: YesIndefinite Article: aSource: COCA Top 5000Google Ngram Count: 382054451Sense count: 17Contained in other ngrams: 239Hierarchy: Subordinating ConjunctionWh-adverbWh-determinerSingularThird PersonSubordinate (Dependent)Demonstrative PronounAdverbDeterminerInterjectionPronounQuestion signal