Rare uncertain Synonyms

Definitions for Rare

(adjective) being out of the ordinary
(adjective) having qualities that appeal to a refined taste
(adjective) not often occurring or repeated

RU abbreviation

RU is an abbreviation for Rare Uncertain

What does RU stand for?

RU stands for "Rare Uncertain"

Uncertain replaced

rare potential

Definitions for Uncertain

(adjective) likely to change frequently, suddenly, or unexpectedly
(adjective) not feeling sure about the truth, wisdom, or trustworthiness of someone or something
(adjective) lacking or indicating lack of confidence or assurance