Synonyms of the word

falloff

• n. A reduction or decline.

declension

• n. (grammar) The act of declining a word; the act of listing the inflections of a noun, pronoun or adjective…
• n. (grammar) A way of categorizing nouns, pronouns, or adjectives according to the inflections they receive.

deterioration

• n. The process of making or growing worse, or the state of having grown worse.

drop-off

• n. A sudden downward slope.
• n. A sudden decrease (such as in the level of sales).

slack

• n. (uncountable) Small coal; coal dust.
• n. (countable) A valley, or small, shallow dell.
• n. (uncountable) The part of anything that hangs loose, having no strain upon it.
• n. (countable) A tidal marsh or shallow, that periodically fills and drains.
• adj. Lax; not tense; not hard drawn; not firmly extended.
• adj. Weak; not holding fast.
• adj. Remiss; backward; not using due diligence or care; not earnest or eager.
• adj. Not violent, rapid, or pressing.
• adj. (slang, West Indies) vulgar; sexually explicit, especially in dancehall music.
• adv. Slackly.
• v. To slacken.
• v. (obsolete) To mitigate; to reduce the strength of.
• v. (followed by “off”) to procrastinate; to be lazy.
• v. (followed by “off”) to refuse to exert effort.
• v. To lose cohesion or solidity by a chemical combination with water; to slake.

slump

• v. (intransitive) To collapse heavily or helplessly.
• v. (intransitive) To decline or fall off in activity or performance.
• v. (intransitive) To slouch or droop.
• v. (transitive) To lump; to throw together messily.
• v. To fall or sink suddenly through or in, when walking on a surface, as on thawing snow or ice, a bog, etc.
• n. A heavy or helpless collapse; a slouching or drooping posture; a period of poor activity or performance,…
• n. A measure of the fluidity of freshly mixed concrete, based on how much the concrete formed in a standard…
• n. (Scotland, Britain, dialect) A boggy place.
• n. (Scotland) The noise made by anything falling into a hole, or into a soft, miry place.
• n. (Scotland) The gross amount; the mass; the lump.
• n. (slang, by extension) A period when the person lives without sex when sex is expected or desired.

worsening

• v. present participle of worsen.
• n. A worse situation; an aggravation.