The words moral and morale look and sound similar, but their meanings are quite different.
With the stress on the first syllable, moral rhymes with coral (as in coral reef).
With the stress on the second syllable, morale rhymes with corral. (Corral means to round up as in to corral the sheep).

Moral
As a noun, a moral is the lesson learnt from a story (e.g., the moral of the story is don’t drink and drive).
The plural, morals, usually conveys a different meaning. Morals are the standards that people adopt to differentiate between acceptable (or good) behaviour and unacceptable (or bad) behaviour.
As an adjective, moral means ethical or virtuous.
Everything has got a moral if you can only find it.
If your morals make you dreary, they are wrong.
 
Morale
As a noun, morale means mental or emotional state. It often refers to someone’s spirit or attitude.
Your morale seems low. I don’t think we’re going to solve our morale issue with a few sandwiches.
 
Source: grammar-monster.com