Synonyms of conjecturing

1 Syllable
guess, feel, glean, deem, think
2 Syllables
infer, fancy, pretend, gather, expect, judge, suspect
3 Syllables
presume, suppose, conclude, surmise, assume, believe, conceive, theorize, figure, prognostic
4 Syllables
guesstimate, imagine, predictive, estimate
5 Syllables
hypothesize
6 Syllables
prognosticative