Antonyms of adj unconstipated

1 sense of unconstipated

Sense 1
unconstipated (vs. constipated), regular -- (not constipated)

constipated (vs. unconstipated) -- (have difficult or incomplete or infrequent evacuation of the bowels)
        => bound (predicate) -- (confined in the bowels; "he is bound in the belly")

Similarity of adj unconstipated

1 sense of unconstipated

Sense 1
unconstipated (vs. constipated), regular -- (not constipated)
       => diarrheal, diarrhoeal, diarrhetic, diarrhoetic, diarrheic, diarrhoeic -- (of or relating to diarrhea)
       => lax, loose -- (emptying easily or excessively; "loose bowels")