1) Assumed 2) Based on hypothesis 3) Based on logic, not fact 4) Based on theory 5) Belief based on theory 6) Conceived beforehand 7) Deduced 8) Deduced, not observed 9) Deductive 10) Deductively 11) Derived by logic 12) Formed in advance 13) Fully inferable 14) Inferable 15) Initially assumed 16) Innate 
Apriori is a cultivated variety of potato.