As a proper noun hero

is (greekmyth) any of a number of legendary men and women, including the priestess loved by leander.

As a letter d is

the fourth letter of the.

As a numeral d is

cardinal number five hundred (500).

As a symbol d is

deuterium, when it needs to be distinguished from ordinary hydrogen.

As adjectives the difference between vital and radiant

is that vital is relating to, or characteristic of life while radiant is radiating light and/or heat.

As a noun radiant is

a point source from which radiation is emitted.

As nouns the difference between vitality and radiance

is that vitality is the capacity to live and develop while radiance is the quality of being radiant, shining, bright or splendid.

As an adjective delible

is that can be deleted.

As a verb delet is

.

As a verb dedire

is (reflexive) to go back on, retract.

As adjectives the difference between neoplastic and degenerative

is that neoplastic is of or relating to a neoplasm, neoplasty or neoplasia while degenerative is characterized by or causing degeneration.

As a noun rulebreaker is

one who breaks a rule.

As an adverb admittedly is

as is acknowledged to be true; by general admission; confessedly.

As verbs the difference between brawl and leggje

is that brawl is to engage in a brawl; to fight or quarrel while leggje is .

As a noun brawl

is a fight, usually with a large number of people involved.

As adverbs the difference between deservedly and conceivably

is that deservedly is in a way or to a degree that is deserved or merited while conceivably is in a conceivable manner, possibly.