intransitive verb
Definition 1
Prosper, flourish.
Source: Invertext, from Concise Oxford Dictionary
Context: The [...] system ends in a two-acre S-shaped lake where waterfowl, algae, plankton and other pondlife flourish, and insects, invertebrates and plants thrive on the fringes, creating their own micro-systems.
Source: Financial Times 23/12/2005 (Philippa Davenport)