sustain

As verbs the difference between sustain and supported

is that sustain is to maintain, or keep in existence while supported is (support).

As a noun sustain

is (music) a mechanism which can be used to hold a note, as the right pedal on a piano.

As an adjective supported is

held in position, especially from below.

In transitive terms the difference between sustain and stable

is that sustain is to confirm, prove, or corroborate while stable is to put or keep (horse) in a stable.

As an adjective stable is

relatively unchanging, permanent; firmly fixed or established; consistent; not easily moved, altered, or destroyed.

In transitive terms the difference between strengthen and sustain

is that strengthen is to augment; to improve; to intensify while sustain is to confirm, prove, or corroborate.

As a noun sustain is

a mechanism which can be used to hold a note, as the right pedal on a piano.

Fortify is a related term of sustain.

As verbs the difference between fortify and sustain

is that fortify is to increase the defenses of; to strengthen and secure by military works; to render defensible against an attack by hostile forces while sustain is to maintain, or keep in existence.

As a noun sustain is

(music) a mechanism which can be used to hold a note, as the right pedal on a piano.

In lang=en terms the difference between sustain and allow

is that sustain is to confirm, prove, or corroborate while allow is to render physically possible.

As verbs the difference between sustain and allow

is that sustain is to maintain, or keep in existence while allow is to grant, give, admit, accord, afford, or yield; to let one have.

As a noun sustain

is (music) a mechanism which can be used to hold a note, as the right pedal on a piano.

In lang=en terms the difference between affirm and sustain

is that affirm is to make firm; to confirm, or ratify; especially to assert or confirm, as a judgment, decree, or order, brought before an appelate court for review while sustain is a mechanism which can be used to hold a note, as the right pedal on a piano.

As verbs the difference between affirm and sustain

is that affirm is to agree, verify or concur; to answer positively while sustain is to maintain, or keep in existence.

As a noun sustain is

a mechanism which can be used to hold a note, as the right pedal on a piano.

Feed is a related term of sustain.

As verbs the difference between feed and sustain

is that feed is (lb) to give (someone or something) food to eat or feed can be (fee) while sustain is to maintain, or keep in existence.

As nouns the difference between feed and sustain

is that feed is (uncountable) food given to (especially herbivorous) animals while sustain is (music) a mechanism which can be used to hold a note, as the right pedal on a piano.

As nouns the difference between sustain and retention

is that sustain is (music) a mechanism which can be used to hold a note, as the right pedal on a piano while retention is retention.

As a verb sustain

is to maintain, or keep in existence.