dīcō
dicere, dīxī, dictum, say
Cernō
Cernere, crēvī, crētum (certum), perceive, determine
exīstimō
exīstimāre, exīstimāvī, exīstimātum, suppose
moneō
monēre, monuī, monitum, warn, advise
negō,
negāre, negāvī, negātum, deny, refuse
nōscō
noscere, nōvī, nōtum, find out, learn
putō
putāre, putāvī, putātum, think
sciō
scīre, scīvī, scītum, know
sentiō
Sentīre, sēnsī, sēnsum, feel, percieve