Imagine the confusion if S3 were called "Amazon Unlimited FTP Server." That gets every word wrong, except that "Amazon" is merely redundant. It's not unlimited (having to pay for a thing is a limit), it's not using FTP, and it's a service, not a server.
Or if VPC was "Amazon Virtual Colocated Rack". A "colocated rack" means your computer in their datacenter. They actually have this service, it's called Direct Connect, because you can actually
Lambda does require you've got some vague notion of what lambda notation is. But "AWS App Scripts" suggests it's for mobile "apps", but it is not specific to those. And it suggests it's only for scripts, but you can run an entire application on Lambda just fine.
Or even DynamoDB. They recommend "Amazon NoSQL." They're not offering many NoSQL databases, just their proprietary one: DynamoDB. They have a service that offers many relational databases and that is called Relational Database Service.