bluff -
frighten someone by pretending to be stronger than one really is
affright,
fright,
frighten,
scare cause fear in; "The stranger who hangs around the building frightens me"; "Ghosts could never affright her"
Adjective
bluff -
bluntly direct and outspoken but good-natured; "a bluff but pleasant manner"; "a bluff and rugged natural leader"
direct lacking compromising or mitigating elements; exact; "the direct opposite"
bluff -
very steep; having a prominent and almost vertical front; "a bluff headland"; "where the bold chalk cliffs of England rise"; "a sheer descent of rock"