Antonyms of adj miserly

1 sense of miserly

Sense 1
mean, mingy, miserly, tight -- ((used of persons or behavior) characterized by or indicative of lack of generosity; "a mean person"; "he left a miserly tip")

INDIRECT (VIA stingy) -> generous -- (willing to give and share unstintingly; "a generous donation")

Similarity of adj miserly

1 sense of miserly

Sense 1
mean, mingy, miserly, tight -- ((used of persons or behavior) characterized by or indicative of lack of generosity; "a mean person"; "he left a miserly tip")
       => stingy (vs. generous), ungenerous -- (unwilling to spend; "she practices economy without being stingy"; "an ungenerous response to the appeal for funds")