Antonyms of adj sparse

1 sense of sparse

Sense 1
sparse, thin -- (not dense; "a thin beard"; "trees were sparse")

INDIRECT (VIA distributed) -> concentrated -- (gathered together or made less diffuse; "their concentrated efforts"; "his concentrated attention"; "concentrated study"; "a narrow thread of concentrated ore")

Similarity of adj sparse

1 sense of sparse

Sense 1
sparse, thin -- (not dense; "a thin beard"; "trees were sparse")
       => distributed (vs. concentrated) -- (spread out or scattered about or divided up)