decline vs power

decline

noun
  • The act of declining or refusing something. 

  • A weakening. 

  • Downward movement, fall. 

  • A reduction or diminution of activity. 

  • A sloping downward, e.g. of a hill or road. 

verb
  • To choose not to do something; refuse, forbear, refrain. 

  • To run through from first to last; to recite in order as though declining a noun. 

  • To cause to decrease or diminish. 

  • To bend downward; to bring down; to depress; to cause to bend, or fall. 

  • To turn or bend aside; to deviate; to stray; to withdraw. 

  • To move downwards, to fall, to drop. 

  • To inflect for case, number, gender, and the like. 

  • To reject a penalty against the opposing team, usually because the result of accepting it would benefit the non-penalized team less than the preceding play. 

  • To become weaker or worse. 

  • To recite all the different declined forms of (a word). 

power

noun
  • The ability to do or undergo something. 

  • Physical force or strength. 

  • Control or coercion, particularly legal or political (jurisdiction). 

  • The people in charge of legal or political power, the government. 

  • A measure of the rate of doing work or transferring energy. 

  • An influential nation, company, or other such body. 

  • Any of the elementary forms or parts of machines: three primary (the lever, inclined plane, and pulley) and three secondary (the wheel-and-axle, wedge, and screw). 

  • In Christian angelology, an intermediate level of angels, ranked above archangels, but exact position varies by classification scheme. 

  • A measure of the effectiveness that a force producing a physical effect has over time. If linear, the quotient of: (force multiplied by the displacement of or in an object) ÷ time. If rotational, the quotient of: (force multiplied by the angle of displacement) ÷ time. 

  • The strength by which a lens or mirror magnifies an optical image. 

  • The probability that a statistical test will reject the null hypothesis when the alternative hypothesis is true. 

  • The ability to affect or influence. 

  • A product of equal factors (and generalizations of this notion): xⁿ, read as "x to the power of n" or the like, is called a power and denotes the product x⨯x⨯⋯⨯x, where x appears n times in the product; x is called the base and n the exponent. 

  • Cardinality. 

  • The ability to coerce, influence, or control. 

  • Electricity or a supply of electricity. 

verb
  • To provide power for (a mechanical or electronic device). 

  • To hit or kick something forcefully. 

  • To enable or provide the impetus for. 

adj
  • Impressive. 

How often have the words decline and power occurred in a corpus of books? (source: Google Ngram Viewer )