Similarities adjectives are listed in this post. Each word below can often be found in front of the noun similarities in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing SIMILARITIES.
anatomical, apparent, basic, behavioral, broad, certain, clear, close, conceptual, considerable, cultural
deep, distinct, enough, essential, few, formal, functional, fundamental, further, general, genetic
great, greater, important, interesting, intriguing, key, linguistic, major, many, marked, more
morphological, notable, numerous, observed, obvious, only, other, overall, physical, physiological, possible
profound, relevant, remarkable, several, significant, specific, striking, strong, structural, stylistic, substantial
such, superficial, surprising, thematic, uncanny, underlying, various, verbal, visual
Hope this word list had the adjective used with similarities you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.