The difference between Obscure and Salient

When used as adjectives, obscure means dark, faint or indistinct, whereas salient means worthy of note.

Obscure is also verb with the meaning: to render obscure.

Salient is also noun with the meaning: an outwardly projecting part of a fortification, trench system, or line of defense.

check bellow for the other definitions of Obscure and Salient

Obscure as an adjective:

Dark, faint or indistinct.
Obscure as an adjective:

Hidden, out of sight or inconspicuous.
Obscure as an adjective:

difficult to understand.

Examples:

"an obscure passage or inscription; The speaker made obscure references to little-known literary works."
Obscure as an adjective:

not well-known.

Obscure as a verb (transitive):

To render obscure; to darken; to make dim; to keep in the dark; to hide; to make less visible, intelligible, legible, glorious, beautiful, or illustrious.
Obscure as a verb (transitive):

To hide, put out of sight etc.
Obscure as a verb (intransitive, obsolete):

To conceal oneself; to hide.

Salient as an adjective:

Worthy of note; pertinent or relevant.

Examples:

"The article is not exhaustive, but it covers the salient points pretty well."
Salient as an adjective:

Prominent; conspicuous.
Salient as an adjective (heraldry, usually of a [[quadruped]]):

Depicted in a leaping posture.

Examples:

"a lion salient"
Salient as an adjective (often, _, military):

Projecting outwards, pointing outwards.

Examples:

"a salient angle"
Salient as an adjective (obsolete):

Moving by leaps or springs; jumping.
Salient as an adjective (obsolete):

Shooting or springing out; projecting.
Salient as an adjective (geometry):

Denoting any angle less than two right angles.

Salient as a noun (military):

An outwardly projecting part of a fortification, trench system, or line of defense.