Swell adjectives are listed in this post. Each word below can often be found in front of the noun swell in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing SWELL.
atlantic, awful, big, choral, considerable, deep, distant, first
full, gentle, gradual, great, green, heavy, high, huge
large, little, long, low, majestic, mighty, next, ocean
pretty, real, regular, rich, rising, rolling, slight, slow
small, smooth, soft, solemn, strong, sudden, sullen, tidal
tremendous, voluptuous, westerly, young
Hope this word list had the adjective used with swell you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.