What are the differences and connections between demons, demons, ghosts, immortals, Buddhas, gods and spirits?

Demon: generally refers to demon beasts or demon cultivators. The spiritual wisdom is opened by wild animals, plants and other originally living animals and plants. The talent is inherited in memory, absorbing the spiritual power of heaven and earth, and converting physical strength into demon power. Start the path of practice and have the opportunity to transform into a human form. Any demon will definitely devour the essence and blood of humans (monks or practitioners), greatly increasing their strength and reaching the advanced level of bloodline. (Such as insect demons, fox demons, snake demons, and tree demons)

Elf: refers to beasts or plants and other animals and plants that have opened up their spiritual wisdom over a long period of time and never swallowed the blood of humans or beasts. It only absorbs the spiritual energy of heaven and earth to ensure its pure origin. (For example, willow tree essence, peach blossom essence, ginseng essence, clam essence)

Demons: Most of them are alien races from the outside world, bloodthirsty and warlike, of different types, including humanoid, beastly or alien shapes, with all kinds of strange shapes. They all enhance their own physique by absorbing demonic energy or swallowing the essence and blood of other races, thereby achieving advanced abilities. (For example: ancient demon, blood demon, inner demon)

Ghost: Generally refers to an alternative life form that gradually develops intelligence after the human soul leaves the body before entering reincarnation and wandering in the world. (Such as hanged ghosts, starving ghosts, etc.)

Strange: generally refers to substances that originally had no life characteristics. Invaded and nourished by the essence of the sun and moon, they slowly transform into the breath of life, and gradually have the breath of life. A wise monster. (Such as stone monsters, water monsters, mountain monsters, etc.)

Ling: A life form with spiritual intelligence that is born from the five elements of heaven and earth and the essence of each five elements. (Such as fire spirit, water spirit, earth spirit, wood spirit, etc.).

Immortal: It is a human monk who has passed the tribulation and ascended to the immortal world through practice. After that, he will live as long as the heaven and the earth. He is an immortal.

God: After the immortals achieved the rank of immortal spot through hard work and struggle, they obtained the status of gods and became gods.