1. (n.) A thought, imagination, or conjecture, which is based upon feeble or scanty evidence; suspicion; guess\; as, the surmisses of jealousy or of envy.

2. (n.) Reflection; thought.

3. (v. t.) To imagine without certain knowledge; to infer on slight grounds; to suppose, conjecture, or suspect; to guess.

account as assume assumption axiom be afraid believe blind guess bold conjecture conceive conclude conclusion conjecture consider daresay deduce deem divine dream esteem estimate expect fancy feel feeling gather grant guess guesswork have a hunch have an idea have an impression have an inkling have the idea hold hold as hunch hypothesis hypothesize imagine infer inference judge let let be look upon as maintain notion opine perhaps postulate postulation postulatum prefigure premise presume presumption presupposal presuppose presupposition presurmise pretend proposition provisionally accept reckon regard repute risk assuming rough guess say sense set down as set of postulates shot speculate speculation stab supposal suppose supposing supposition suspect suspicion take take for take for granted take it take to be theorize theory thesis think trow understand understanding unverified supposition venture a guess view as ween wild guess working hypothesis