suppose - verb

• express a supposition
• expect, believe, or suppose
• to believe especially on uncertain or tentative grounds
• take for granted or as a given; suppose beforehand
• require as a necessary antecedent or precondition

suppose - thesaurus

conjecture   guess   hypothecate   hypothesise   hypothesize   imagine   opine   presuppose   reckon   say   speculate   theorise   theorize   think