It means to be direct and unabashed.
To make a mistake
Skin and bones?
Nothing. Do you perhaps mean "how much bread?" -- because bread is slang for money. It's slang and not an idiom.
It's not an idiom, it's a joke. And it's "make like a tree and leaf" -- it's a pun.
to make something stronger ,,
The idiom "crack someone up" means to make someone laugh or amuse them greatly.
It means to make big deals out of little problems.
to make a bad thing worse
This is not an idiom. An idiom is an expression whose meaning cannot be deduced from its elements. To go through fire and water for someone is easily understood to mean to make a special effort and to undergo difficulties for that person's sake.
It's not an idiom. Idioms make no sense unless you know the meaning already. "No end" means just what it looks like -- something is endless.
The idiom refers to the tossing or throwing of a coin to make a choice. It means that the choice of correct answer or way forward is as random as the toss of a coin.
Fork in the road means a time when it is necessary to make a decision.