Your article on England's regional accents confirmed that Geordie has already completely replaced the mackem-speak of Sunderland and other variants in the north-east.

And ſpeckl'd Vanity / Will ſicken ſoon and die, / And leprous ſin will melt from earthly mould, […]

Tuck it in that corner.

In addition, this field has been relatively underfocused and underfunded.