The difference between Backwards and Obsolete

When used as adjectives, backwards means oriented toward the back, whereas obsolete means no longer in use.

Backwards is also adverb with the meaning: toward the back.

Obsolete is also verb with the meaning: to cause to become obsolete.

check bellow for the other definitions of Backwards and Obsolete

Backwards as an adjective:

Oriented toward the back.

Examples:

"The battleship had three backwards guns at the stern, in addition to the primary complement''."
Backwards as an adjective:

Reversed.

Examples:

"The backwards lettering on emergency vehicles makes it possible to read in the rear-view mirror."
Backwards as an adjective (derogatory):

Behind current trends or technology.

Examples:

"Modern medicine regards the use of leeches as a backwards practice."
Backwards as an adjective:

Clumsy, inept, or inefficient, especially in learning.

Examples:

"He was a very backwards scholar, but he was a marvel on the football field."

Backwards as an adverb:

Toward the back.

Examples:

"The cabinet [[topple]]d over backwards."

"Life is lived forwards, but understood backwards.''—Søren Kierkegaard"
Backwards as an adverb:

In the opposite direction to usual.

Examples:

"The clock did not work because the battery was inserted backwards."
Backwards as an adverb:

In a manner such that the back precedes the front.

Examples:

"The tour guide walked backwards while droning on to the bored seniors."

Obsolete as an adjective (of words, equipment, etc.):

No longer in use; gone into disuse; disused or neglected (often by preference for something newer, which replaces the subject).

Examples:

"It is speculated that, within a few years, the Internet's speedy delivery of news worldwide will make newspapers obsolete."
Obsolete as an adjective (biology):

Imperfectly developed; not very distinct.

Obsolete as a verb (transitive, US):

To cause to become obsolete.

Examples:

"This software component has been obsoleted."

"We are in the process of obsoleting this product."