stiff
//stɪf//
Adjective
Not easily bent or changed in shape; rigid.
The cardboard was too stiff to fold.
Not moving or operating freely; difficult to turn or move.
The door handle is stiff and hard to turn.
(Of a person or their manner) not relaxed or friendly; formal and constrained.
His stiff manner made the guests feel uncomfortable.
Severe or strong, especially in degree or intensity.
The company faces stiff competition in the market.
(Of a muscle or body part) painful and difficult to move, typically as a result of exercise or injury.
My neck is stiff from sitting at the computer all day.
Synonym
Noun
(Informal) A dead body; a corpse.
The detective found a stiff in the abandoned warehouse.
(Informal) An ordinary person, often used in a slightly dismissive way.
He's just a working stiff trying to make ends meet.
Adverb
To an extreme degree; completely.
I was bored stiff during the long meeting.