delineate to outline de (down) + lin(line)
emollient softener ex (out)+ moll (soft)
retrograde Moving backwards; reverting retro (backward) + grade (step)
melancholy extreme sadness mela (black) + Chol (bile)
intracranial within the skull intra (within) + cran (skull)
cardiovascular of heart and vessels cardio (heart) + vas (vessel)
epiphany A-ha! moment epi (on) + phan (appearance)
histology study of living tissue hist (tissue) + logy (science)
perihelion Orbital point around sun peri (around) + helio (sun)
inherent built-in in (into) + here (stick)
plutocracy pluto (wealth) + cracy (government) government of the wealthy pluto (wealth) + cracy (government)
sine qua non without which not sine (without) + non (not)
corpulent fat corp (body)
dichotomy two-part division dicho (two parts) + tomy (cut)
pathological diseased patho (disease) + logy (science)
cryptic having hidden meaning crypt (hidden)
isosceles having two equal sides iso (equal) + scel (legs)
pathogen disease-causer patho (disease) + gen (origin, one that produces)
vociferous loud voc (voice) + fer (carry) + ous (full of)
rectify correct rect (right) + fy (make)
sanctimonious hypocritically religious sanct (holy) + Mony (condition)
tortuous twisting tort (twist) + ous (full of)
rectilinear Right-angled rect (right) + lin (line)
metamorphosis change of shape meta (change) + morph (shape)
petroglyph rock carving petr (rock) + glyph (carving)