Is the contraction from that will to that’ll an actual word or not?
Are poetic contractions, such as "e'er", "o'er" and "ne'er" (and other less common ones), English? As in officially recognized?
Google finds 52,000,000 matches for ain't but non-natives simply can't look up this word. Wiktionary isn't helpful. Is it some kind of 'wildcard' for am/is/are not?