Sustain

Merriam-Webster Online Dictionary
sustain (verb)
transitive verb
1.
to give support or relief to
2.
to supply with - sustenance nourish
3.
- keep up prolong
4.
to support the weight of - prop , also to carry or withstand (a weight or pressure)
5.
to buoy up - sustained by hope
6.
a) to bear up under
b) - suffer undergo sustained heavy losses
7.
a) to support as true, legal, or just
b) to allow or admit as valid - the court sustained the motion
8.
to support by adequate proof - confirm testimony that sustains our contention
sustain (noun)
a musical effect that prolongs a note's resonance - utilizing heavy sustain on his guitar Bill Dahl