Found your Elizabeth in my Records of the Cudworth Family by Arthur Cudworth.
Elizabeth Cudworth born March 4, 1672, married in Portsmouth RI to James Tripp on August 12, 1702 (his third marriage).
John Tripp Francis Tripp, b 1705, married 4/29, 1725 to Walt or Wait Chase Lydia Tripp, b 1707, married 2/1/1729 to Jonathan Tripp (son of Ebinezer Tripp and Abigail Cudworth, Elizabeth's sister) Thankful Tripp b 1709 Stephen Tripp B 1710 Isabel Tripp Isaac Tripp b 1716
Elizabeth is daughter of James Jr. b 1635 (died 1697)in Scituate. He married Mary Howland, 1664-65. Mary died 1699.