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.
Sarsaparilla is a soft drink, originally made from the Smilax regelii plant, but now sometimes made with artificial flavours. Sarsaparilla was popular in the United States in the 19th century. According to advertisements for patent medicines of the period, it was considered to be a remedy for skin and blood problems.arsaparilla is a soft drink, originally made from the Smilax regelii plant, but now sometimes made with artificial flavours. Sarsaparilla was popular in the United States in the 19th century. According to advertisements for patent medicines of the period, it was considered to be a remedy for skin and blood problems.