[səˈsteɪn], (Verb)

Definitions:
- strengthen or support physically or mentally
(e.g: this thought had sustained him throughout the years)

- undergo or suffer (something unpleasant, especially an injury)
(e.g: he sustained severe head injuries)

- cause to continue for an extended period or without interruption
(e.g: he cannot sustain a normal conversation)

- uphold, affirm, or confirm the justice or validity of
(e.g: the allegations of discrimination were sustained)


Phrases:

Origin:
Middle English: from Old French soustenir, from Latin sustinere, from sub- ‘from below’ + tenere ‘hold’

[səˈsteɪn], (Noun)

Definitions:
- an effect or facility on a keyboard or electronic instrument whereby a note can be sustained after the key is released


Phrases:

Origin:
Middle English: from Old French soustenir, from Latin sustinere, from sub- ‘from below’ + tenere ‘hold’