Third adjectives are listed in this post. Each word below can often be found in front of the noun third in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing THIRD.
anterior, apical, back, bad, basal, book, bottom, central
close, distal, distant, e, eastern, final, first, front
full, good, inner, last, lateral, latter, left, lower
lowest, major, medial, middle, minor, next, northern, other
outer, part, poor, posterior, proximal, right, same, second
southern, top, upper, western
Hope this word list had the adjective used with third you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.