Decrease and Weakening

noun

• A change downward.
  • usage: "there was a decrease in his temperature as the fever subsided"; "there was a sharp drop-off in sales"
  • synonyms: lessening, drop-off
• A process of becoming smaller or shorter.
  • synonyms: decrement
• The amount by which something decreases.
  • synonyms: decrement
• The act of decreasing or reducing something.
  • synonyms: diminution, reduction, step-down

verb

• Decrease in size, extent, or range.
  • usage: "The amount of homework decreased towards the end of the semester"; "The cabin pressure fell dramatically"; "her weight fell to under a hundred pounds"; "his voice fell to a whisper"
  • synonyms: diminish, lessen, fall
• Make smaller.
  • usage: "He decreased his staff"
  • synonyms: lessen, minify

• (v.t.) To cause to grow less; to diminish gradually; as, extravagance decreases one's means.
• (v.) A becoming less; gradual diminution; decay; as, a decrease of revenue or of strength.
• (n.) To grow less, -- opposed to increase; to be diminished gradually, in size, degree, number, duration, etc. or in strength, quality or excellence; as, they days decrease in length from June to December.
• (v.) The wane of the moon.

noun

• Becoming weaker.
• The act of reducing the strength of something.

verb

• Lessen the strength of.
  • usage: "The fever weakened his body"
  • synonyms: weaken
• Become weaker.
  • usage: "The prisoner's resistance weakened after seven days"
  • synonyms: weaken
• Destroy property or hinder normal operations.
  • usage: "The Resistance sabotaged railroad operations during the war"
  • synonyms: sabotage, undermine, countermine, counteract, subvert, weaken
• Reduce the level or intensity or size or scope of.
  • usage: "de-escalate a crisis"
  • synonyms: de-escalate, weaken, step down
• Lessen in force or effect.
  • usage: "soften a shock"; "break a fall"
  • synonyms: dampen, damp, soften, weaken, break

adjective

• Causing debilitation.
  • synonyms: debilitative, enervating, enfeebling
• Moderating by making pain or sorrow weaker. .

Weakening is a hedging or risk management term used to describe the relative loss of value between the underlying market and the hedge vehicle. It suggests that the cash or spot commodity or market is becoming less valuable relative to the futures or forward as defined by the basis.