well-attested

English

Adjective

well-attested (not comparable)

1. Supported by a great deal of evidence.
2. (linguistics) Of words or languages, proven to exist through a large number of examples or copious records.
   • 2018, James Lambert, “A multitude of ‘lishes’: The nomenclature of hybridity”, in English World-Wide‎, page 2:

     Cummings and Wolf (2011) covers Chinglish, but not the well-attested terms Honglish and Hongkonglish[.]