Used Occasionally. protozoa is one of the 30000 most commonly used words in the Collins dictionary.
It is a species of hardy deciduous flowering shrub in the genus Dasiphora (formerly Potentilla) of the family Rosaceae, native to the cool temperate and subarctic regions of the northern hemisphere, often growing at high altitudes in mountains.
Reyna comes from the short forms of various Germanic personal names containing the element Ragin, meaning counsel. It it thought that the name could also have been derived from Rennes, in Brittany. Lowe, Mark Anthony, Patronymica Britannica, A Dictionary of Family Names of the United Kingdom.