Englishfor English speakers
sustain
Verb
—
If something is sustained, it is maintained.
I tried to sustain the energy level of the party by playing some rock music.
—
To provide for or nourish (something).
—
If something sustains (an injury etc.), it experiences or suffers (from an injury etc.).
The soldier sustained multiple shots and carried on to kill the enemy troops.
growth
Noun
—
The act of growing (getting bigger); an increase in size, number, value, or strength.
I'm pleased with the growth in value of our house in the years after we bought it.
—
Something that grows or has grown; a mass that is not normal, such as a tumor.
There was a healthy growth of bushes near the house.
He died of a growth in his brain.