Launch noun - The point at which something begins.
Usage example: we are at the launch of a new age of space exploration
Start is a synonym for launch in begin topic. In some cases you can use "Start" instead the word "Launch" as a verb or a noun, when it comes to topics like move, beginning, initiate, set in motion. popular alternative
Start noun - The point at which something begins.
Usage example: knew from the start of the game that he would win easily
Launch is a synonym for start in establish topic. You can use "Launch" instead the word "Start" as a verb or a noun, if it concerns topics such as move, establishment, begin, initiate. popular alternative
Both words in one sentence
- Young Emily uses the same sprite as Sally Kesman, a girl from the Kingdom of Surl who saw Kersh hack into a Surl's missile base in order to trigger launch and start the war.
Source: Video Game / A Blurred Line
- Scrooge enlists his nephews to move his money to a secret location when the Beagle Boys start preparing to launch a heist.
Source: Here We Go Again
- And the actual "war" didn't start until the launch of the Super Nintendo Entertainment System in the United States in September of that year.
Source: Briefer Than They Think
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Google Ngram Viewer shows how "launch" and "start" have occurred on timeline