The term 'Sandpiper Kin' refers to the family of birds known as Scolopacidae, which includes the CURLEW (6 letters). The CURLEW is a large wading bird with a long, curved bill and long legs. It is found in wetlands, grasslands, and coastal areas throughout the world. The CURLEW is an important species for conservation, as its population has been declining due to habitat loss and other human-related activities.