What is the origin of the waypoint CLAWW and PAHTI(New England region)? I'm the reading the book "Sayfaring". 
There are two waypoints I don't get the origins in the sentences. 

1) CLAWW 

"Boston has lifted a particularly intricate constellation of itself
into the ether above New England. There is PLGRM, for the
region’s history; CHWDH, LBSTA and CLAWW for its food"

2) PAHTI

"Even the region’s speech –WIKID, followed by PAHTI – seems to be mapped
Read it as "wicked party" and Boston is famous for sea food, including crab claws.  Chowder, lobster and claws.