Caesar's English 12-20 Vocabulary lessons 12,14,16,18,20 Tools A B vulgar common traverse to cross undulate to wave vivid bright pallor paleness wistful yearning subtle slight sagacity wisdom remonstrate to object or argue against tedious boring articulate express clearly vex to irritate prostrate lying down abyss bottomless depth martyr one who suffers apprehension fear superfluous extra tangible touchable lurid sensational or gruesome pervade spread throughout genial kind stolid unemotional palpable touchable or easily touched austere bare furtive stealthy or sneaky