become perfected

See: mature
Mentioned in ?
References in periodicals archive ?
There, the possibility that words could be born, become perfected, and continue forever does not arise.
And even if certain skills have not become perfected, they generally become habits or even bad habits because of repetition.
The 35mm single lens reflexes had become perfected to the point we could sell them to everybody, and we didn't just sell a camera," he said.
Long-term, as petroleum supplies dwindle and biofuels and hydrogen propulsion methods become perfected, gas taxes won't work at all.