epäillä

Etymology
From.

Verb

 * 1)  to doubt, question, wonder, be skeptical about, be doubtful
 * 2)  to think, suspect, guess, imagine, conjecture, surmise, hypothesise/hypothesize, believe, suppose
 * 3)  to suspect, mistrust, (be) distrust(ful of), be suspicious of, harbour/harbor suspicions of, be apprehensive about, believe guilty
 * 4)  to feel uncertain, lack conviction, be indecisive, waver
 * 1)  to feel uncertain, lack conviction, be indecisive, waver

Usage notes

 * The verb can mean both "to suspect" (think that someone did something) and "to doubt" (think that someone wouldn't have done something). The difference often depends on the context, and alternatives may be preferred to avoid ambiguity, such as using for "to suspect" (although it has the connotation of a stronger belief than ) and "to not believe" ( + ) for "to doubt".
 * The meaning "to suspect" is more common with subordinate clauses using that have the verb in indicative mood, and is practically the only interpretation when the genitive of a participle is used (generally considered fairly formal).
 * The meaning "to doubt" is more common with the verb in conditional mood, and is practically the only interpretation with tag questions formed with.
 * The meaning "to doubt" is more common with the verb in conditional mood, and is practically the only interpretation with tag questions formed with.
 * The meaning "to doubt" is more common with the verb in conditional mood, and is practically the only interpretation with tag questions formed with.

Synonyms

 * (to think, suspect, guess, imagine, conjecture, surmise, hypothesize, believe, suppose) ,