Thickness adjectives are listed in this post. Each word below can often be found in front of the noun thickness in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing THICKNESS.
actual, additional, adequate, aggregate, appropriate, average, certain, coating, considerable, constant, correct, cortical, critical, dielectric, different
double, effective, enormous, entire, equal, equivalent, exact, excessive, extra, extraordinary, extreme, final, finite, fold, full
good, great, greater, greatest, immense, inch, initial, irregular, least, less, massive, maximum, mean, media, minimum
mm, moderate, natural, necessary, nominal, normal, optical, ordinary, original, overall, own, partial, proper, proportionate, relative
requisite, right, same, similar, single, skinfold, slight, small, standard, substrate, such, sufficient, suitable, total, unequal
uneven, uniform, unusual, usual, variable, various, vast, vertical, wall, whole
Hope this word list had the adjective used with thickness you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.