pernicious – highly injurious or destructive
abtruse – difficult to understand; hidden or concealed
opprobrious – disgraceful (opprobrium is the disgrace attached to actions considered evil or wrong)
putative – generally considered or reputed to be
seminal – something that effects later developments
caprice – a sudden, unpredictable action or notion
assertoric – describes a statement of fact
apodeictic – describes propositions that are demonstrable