underpin
1. [ verb ] support from beneath
Related terms: hold
2. [ verb ] support with evidence or authority : make more certain or confirm
Synonyms: bear_out support corroborate
Examples:

"The stories and claims were born out by the evidence"

Related terms: match documentation
Similar spelling:   under
  undermine
  underwing
  underling
  underline
  underpants
  underlying
  undertaking
  underrating
  under_wraps
  underfur
  underpay
  underhung
  underwear
  undertone
  underplay
  undergird
  Underdown
  underdone
  undersoil
  underpart
  undersign
  underpass
  underhand
  unadorned
  untier
  undoer
  underneath
  undershirt
  undershrub
  underskirt
  underslung
  underspend
  underspent
  under_arms
  understand
  under_fire
  underwrite
  underworld
  underprice
  undergo
  undercover
  underwriter
  underexpose
  underweight
  underhanded
  underwater
  undertaker
  undermanned
  underway
  underfed
  underlay
  underdog
  undercut
  underlie
  underbid
  underarm
  underage
  underact
  undertow
  under_it
  underground
  undersea