-esce, -escent, -escence

(Latin: beginning to be, becoming; to be somewhat; a suffix that forms nouns and adjectives)

radioluminescence (s) (noun), radioluminescences (pl)
The passage of radiant energy; such as, X-rays, to a varying extent depending on the nature of the object: The radiologist, Dr. Anderson, explained to Sally that the glowing shadow seen in the radioluminescence was her healthy bone tissue.
recrudesce
recrudescence
recrudescent
reflorescence
A blossoming or reflowering of a plant after it has apparently stopped blossoming for the season.
reflorescent
Reflowering or coming into bloom again.
rejuvenescence
1. A renewing of youth; the state of being or growing young again.
2. A renewal of youthful appearance or character.
3. A method of cell formation in which the entire protoplasm of an old cell escapes by rupture of the cell wall, and then develops a new cell wall.
rejuvenescent
1. Becoming, or causing to become, rejuvenated; rejuvenating.
2. Becoming young again.
3. Making young again.
requiescence
revirescence
revirescence, revirescent
Return to a youthful or flourishing condition.
revirescent
revivescence
The renewal of life; the restoration of life; the act of recalling, or the state of being recalled, to life.
rigescence
1. Becoming numb or stiff.
2. Approaching rigid or stiff characteristics.
rigescent
Growing stiff or numb.