power base

See more synonyms for power base on Thesaurus.com
noun
  1. a source of authority or influence, especially in politics, founded on support by an organized body of voters, ethnic minority, economic class, etc.: His election as governor gives him a power base for seeking the presidency.

Origin of power base

First recorded in 1965–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for power base

backing, constituency, niche, support, territory, turf, vantage