Versus the other two, I'd say it's much less of a functional programming language; you have arrays, mutation, and powerful loop syntax (that expands to gotos!).

Versus the other two, I'd say it's much less of a functional programming language; you have arrays, mutation, and powerful loop syntax (that expands to gotos!). My experience (writing CL at work and for personal projects) is that CL is the perfected form of Python, whereas when I used Racket in the past it felt more like a cousin of ML.