Eggcorn Forum

Another classic car find, but examples have since slipped away from eBay. Patination is the venerable bloom of age on bronze sculptures, coins and latterly anything old or valuable. ‘Patternation’ is used to describe deliberate or natural decorative patterns – spray techniques, reptile/butterfly markings etc, and seems a useful word in its own right but I can find no dictionary entries. Some ‘patternation’ usage does seem to refer to patination, which seems a reasonable, eggcornish interpretation should the user be unaware of the word ‘patina’.

No. The plaques are subject to patternation from the weather and will be restored, by the Council, as and when other work is carried out to the seat. ...
www.brixhamtowncouncil.gov.uk/print/ index/leisure/parks/donationseats/donationseatsfaqs.htm – 9k – Cached

Excellent age patternation from years of polishing. looks fantastic displayed. It is 580mm tall 390cm wide and 22mm thick and weighs 2.6 kg. ...
cgi.ebay.co.uk/ Large-Arts-Crafts-Carved-Oak-Galleon-panel-Circa-1890_W0QQitemZ310029274928QQcmdZViewItem?... – 93k – Cached

Plating, painting, patternation or polishing are all finishing processes that our customers like to apply themselves. If you go now to the pages of examples …
www.devonmetalcrafts.co.uk/the-process.html – 13k – Cached

She worked for a patternation company, which included patternating a bronze front to a London building. She then took the route of all great artists, ...
www.cheltcoll.gloucs.sch.uk/ cc/departments/artartHistorystaffprofiles.php – 14k – Cached