Coefficient adjectives are listed in this post. Each word below can often be found in front of the noun coefficient in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing COEFFICIENT.
average, binomial, constant, correlation, corresponding, different, differential
diffusion, empirical, estimated, first, fourier, gini, high
higher, highest, large, last, linear, low, lower
mean, negative, new, nonzero, numerical, other, positive
random, same, second, significant, single, small, stoichiometric
temperature, thermal, third, true, variable
Hope this word list had the adjective used with coefficient you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.