# Stiff; harsh

This time we are looking on the crossword puzzle clue for: Stiff; harsh.
it’s A 12 letters crossword definition.
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## Possible Answers: RIGID.

### Random information on the term “RIGID”:

Stiffness is the extent to which an object resists deformation in response to an applied force.

The complementary concept is flexibility or pliability: the more flexible an object is, the less stiff it is.

The stiffness, k , {\displaystyle k,} of a body is a measure of the resistance offered by an elastic body to deformation. For an elastic body with a single degree of freedom (DOF) (for example, stretching or compression of a rod), the stiffness is defined as k = F δ {\displaystyle k={\frac {F}{\delta }}} where,

In the International System of Units, stiffness is typically measured in newtons per meter ( N / m {\displaystyle N/m} ). In Imperial units, stiffness is typically measured in pounds (lbs) per inch.