As adjectives the difference between gloopier and loopier
is that gloopier is comparative of gloopy while loopier is comparative of loopy.
gloopier
English
Adjective
(head)
(gloopy) gloopy
English
Adjective
(er)
(informal) Having a glutinous, sloppy consistency; gloppy loopier
English
Adjective
(head)
(loopy)
loopy
English
Adjective
(er)
having loops
:A loopy rollercoaster.
(slang) idiotic, crazy or drunk