Footprints of the Red Men: Indian Geographical Names
The root is Saupde (Eliot), 'soft,' i. e. 'made soft by water,' as Saupde manoosh, 'mortar,' literally 'softened clay.' Hence the Dutch word Sappaen -- adopted by Webster Se-pawn." Other examples could be quoted but are not necessary to establish the meaning of Dutch Tappaan, or Tappaen. An interpretation by Rev. Heckewelder, quoted by Yates & Moulton, and adopted by Brodhead presumably without examination: "From Thuhanne (Del.), cold stream," is worthless. No Delaware Indian would have given
* Tappan Creek is now known as the Spar Kill, and ancient Tappan Landing as Tappan Slote. Slote is from Dutch Shot. "Dutch, trench, moat." "Sloops could enter the mouth of the creek, if lightly laden, at high tide, through what, from its resemblance to a ditch, was called the Slote." (Hist. Rockl. Co.) The man or men who changed the name of the creek to Spar Kill cannot be credited with a very large volume of appreciation for the historic. The cove and mouth of the creek was no doubt the landing-place from which the Indian village was approached, and the latter was accepted for many years as the boundmark on the Hudson of the jurisdiction of New Jersey.
' Strickland Plain was the site of the terrible massacre of Indians by English and Dutch troops under Capt. Underbill, in March, 1645. (Broadhead, Hist. N. Y., i, 390.) About eight hundred Indians were killed by fire and sword, and a considerable number of prisoners taken and sold into slavery. The Indian fort here was in a retreat of difficult access.