Percentage adjectives are listed in this post. Each word below can often be found in front of the noun percentage in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing PERCENTAGE.
absolute, actual, additional, agreed, annual, applicable, appreciable, appropriate, arbitrary, average, base, best, big, bigger, biggest, certain, considerable, constant, correct
corresponding, cumulative, current, definite, different, digit, disproportionate, enormous, enough, equal, exact, extra, fair, fat, few, fixed, flat, following, full
general, good, goodly, great, greater, greatest, healthy, heavy, hefty, high, higher, highest, huge, important, insignificant, large, larger, largest, less
lesser, liberal, limited, low, lower, lowest, major, maximum, mean, median, minimum, minuscule, minute, moderate, modest, monthly, more, national, new
normal, other, overall, overwhelming, own, particular, percentage, possible, predetermined, proper, reasonable, relative, same, several, significant, similar, simple, single, sizable
sizeable, slight, small, smaller, smallest, specific, standard, substantial, such, tiny, total, trifling, true, uniform, unknown, usual, variable, winning
Hope this word list had the adjective used with percentage you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.