How to make a verb causative?

Hello.
Recently I've found the causative construction of verb in Japanese really convenient.
E.g. iku "go" - ikaseru "let/make/allow to sb./sth. go",
nomu "drink" - nomaseru "let/force/make (sb.) drink",
siru "know" - siraseru "let/make/allow to know".

So I want to know how to do similar thing in Latin, like if I want to express something like
"Let him die(=kill him, but not using the verb "kill")"
"You(sg.) let me be free/make me free/set me free" (I guess Me liberas would be okay but...

How to make a verb causative?