What's the difference between hortative and portative?

Hortative

Definition:

• (a.) Giving exhortation; advisory; exhortative.
• (n.) An exhortation.

Example Sentences:

Portative

Definition:

• (a.) Portable.
• (a.) Capable of holding up or carrying; as, the portative force of a magnet, of atmospheric pressure, or of capillarity.

Example Sentences: