e/Intervocalic alveolar flapping

Information
has gloss	eng: :"Flapping" redirects here. For other uses of the term, see Flap. Intervocalic alveolar flapping (more accurately tapping, see below) is a phonological process found in many dialects of English, especially North American English and Australian English, by which prevocalic (preceding a vowel) and surface as the alveolar tap after sonorants other than , , and (in some environments) . after vowel: butter after r: barter *after l: faculty (but not immediately post-tonic: alter → , not )
lexicalization	eng: Intervocalic alveolar flapping
instance of	(noun) the English language as used in the United States American English, American language, American