As a verb deduct

is to take one thing from another; remove from; make smaller by some amount.

As a noun deductibility is

the ability to be deducted, such as from one's taxes.

Forgetfulness is a related term of forgottenness.

As nouns the difference between forgetfulness and forgottenness

is that forgetfulness is the quality of being forgetful; proneness to let slip from the mind while forgottenness is (philosophy) the quality or state of being forgotten.

As nouns the difference between superhero and superbeing

is that superhero is any kind of fantasy/science fiction crime-fighting character, often with supernatural powers or equipment, in popular children's and fantasy literature while superbeing is comic books: a superhero or supervillain.

As nouns the difference between supervillain and superbeing

is that supervillain is a fantasy fiction criminal or evil-doer, often with supernatural powers or equipment, in popular children's and fantasy literature who can present a credible challenge for a superhero while superbeing is comic books: a superhero or supervillain.

As nouns the difference between fantasy and superbeing

is that fantasy is that which comes from one's imagination while superbeing is comic books: a superhero or supervillain.

As a verb fantasy

is (literary|psychoanalysis) to fantasize (about).

As nouns the difference between mage and superbeing

is that mage is mucus (in the period of pregnancy), placenta while superbeing is comic books: a superhero or supervillain.

As nouns the difference between sorcerer and superbeing

is that sorcerer is (fantasy|folklore) a magician or wizard, sometimes specifically male while superbeing is comic books: a superhero or supervillain.

As nouns the difference between cosmology and cosmogram

is that cosmology is the study of the physical universe, its structure, dynamics, origin and evolution, and fate while cosmogram is a flat geometric figure depicting a cosmology.

Mandala is a hyponym of cosmogram.

As nouns the difference between mandala and cosmogram

is that mandala is (hinduism|buddhism) a graphic depiction of the spiritual universe and its myriad realms and deities while cosmogram is a flat geometric figure depicting a cosmology.

Schema is a hyponym of cosmogram.

As nouns the difference between schema and cosmogram

is that schema is schema, diagram while cosmogram is a flat geometric figure depicting a cosmology.