ponderous (adjective) ponderous: heavy, cumbersome
Sinonime: assume, be convinced, be of the opinion, conclude,
conjecture, consider, credit,
deduce, deem,
esteem,
gather,
guess, have a hunch, have the impression, hold,
infer, intuit,
judge,
know,
presume, repute,
sense, suppose,
surmise,
suspect, think
Antonime: disbelieve