teneˈbrificatev.rare (transitive) to darken, obfuscate.
ΘΚΠ
the mind > mental capacity > intelligibility > unintelligibility > depth, obscurity > make obscure [verb (transitive)]
obfusk1490
darken1526
obfuscate1536
perplex1547
overcloudc1550
offuscate1567
obscure1584
offusque1599
intenebrate1618
tenebrificatec1743
nubilate1801
riddle1817
obscurify1826
obfusticate1834
fog1847
c1743 in Mem. Eliz. Carter (1808) II. 147 The complete science of circumlocution, and the whole art of confounding, perplexing, puzzling, and tenebrificating a subject.