stiff

nouns

an ordinary man
"a lucky stiff"; "a working stiff"
is a type of (narrower)
an adult person who is male (as opposed to a woman)
"there were two women and six men on the bus"
the dead body of a human being
"the cadaver was intended for dissection"; "the end of the police search was the discovery of a corpse"; "the murderer confessed that he threw the stiff in the river"; "honor comes to bless the turf that wraps their clay"
domain usage

adjectives

not moving or operating freely
"a stiff hinge"
is derived from
is similar to
not capable of movement or of being moved
powerful
"a stiff current"; "a stiff breeze"
is similar to
having strength or power greater than average or expected
"a strong radio signal"; "strong medicine"; "a strong man"
rigidly formal
"a starchy manner"; "the letter was stiff and formal"; "his prose has a buckram quality"
is derived from
having a strong physiological or chemical effect
"a potent toxin"; "potent liquor"; "a potent cup of tea", "a stiff drink"
marked by firm determination or resolution; not shakable
"firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty"
is derived from
incapable of or resistant to bending
"a rigid strip of metal"; "a table made of rigid plastic"; "a palace guardsman stiff as a poker"; "stiff hair"; "a stiff neck"
is derived from
is derived from

adverbs

extremely
"bored stiff"; "frightened stiff"
in a stiff manner
"his hands lay stiffly"