Word Study
reason to believe
THESAURUS
reason to believe
basis for belief, body of evidence, chain of evidence, clue, data, datum, documentation, evidence, exhibit, fact, facts, grounds, grounds for belief, indication, item of evidence, manifestation, mark, material grounds, muniments, mute witness, piece of evidence, premises, proof, relevant fact, sign, symptom, tokenFor further exploring for "reason to believe" in Webster Dictionary Online