We don't have synonyms for uncompact yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are compact, Compact and incompact.
(adj) :
not complete; not filled up; not finished; not having all its parts, or not having them all adjusted; imperfect; defective; of a flower, wanting any of the usual floral organs
(n) :
something incomplete; a designation of being incomplete
"he got four incompletes out of five courses last semester."
(adj) :
not complete; not filled up; not finished; not having all its parts, or not having them all adjusted; imperfect; defective; of a flower, wanting any of the usual floral organs
(n) :
something incomplete; a designation of being incomplete
"he got four incompletes out of five courses last semester."