A Plain Standard is a term that can be used to describe something that is basic and ordinary. The crossword solutions for this term are PAR (3 letters), STEPPE (6 letters), BUTTE (5 letters), and VANILLA (7 letters). PAR is an abbreviation for 'PARALLEL, ' which means two lines that are the same distance apart and never meet. STEPPE is a type of dry grassland found in Eurasia and North America. BUTTE is an isolated hill with steep sides and a flat top. Lastly, VANILLA is a flavor derived from the seed pod of an orchid plant.