downslide

As nouns the difference between terms and downslide

is that terms is while downslide is a slide downward; a worsening.

As nouns the difference between downslide and downfall

is that downslide is a slide downward; a worsening while downfall is a precipitous decline in fortune; death or rapid deterioration, as in status or wealth.

As a verb downfall is

to fall down; deteriorate; decline.

As nouns the difference between downslide and downside

is that downslide is a slide downward; a worsening while downside is a disadvantageous aspect of something that is normally advantageous.

As nouns the difference between downglide and downslide

is that downglide is a downward glide while downslide is a slide downward; a worsening.

Upswing is an antonym of downslide.

As nouns the difference between upswing and downslide

is that upswing is an upward swing while downslide is a slide downward; a worsening.

As a verb worsen

is to make worse; to impair.

As a noun downslide is

a slide downward; a worsening.

As an adverb downward

is toward a lower level, whether in physical space, in a hierarchy, or in amount or value.

As an adjective downward

is moving or sloping down.

As a noun downslide is

a slide downward; a worsening.

As nouns the difference between slide and downslide

is that slide is an item of play equipment that children can climb up and then slide down again while downslide is a slide downward; a worsening.

As a verb slide

is (ergative) to (cause to) move in continuous contact with a surface.