Conjunction adjectives are listed in this post. Each word below can often be found in front of the noun conjunction in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing CONJUNCTION.
accidental, adversative, causal, certain, close, conditional, constant, coordinating
copulative, disjunctive, favourable, first, fortunate, frequent, happy, immediate
inferior, inseparable, intimate, mere, natural, nearest, necessary, other
particular, perfect, planetary, present, proper, rare, remarkable, same
similar, simple, spiritual, strange, subordinate, such, superior, temporal
Hope this word list had the adjective used with conjunction you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.