glurgy

As an adjective glurgy is

of the nature of glurge; sickeningly sweet.

As adjectives the difference between gluggy and glurgy

is that gluggy is adjective form of glug used to describe a substance (normally liquid, specifically viscous) which moves slowly or with some resistance can also be used to describe someone who is lazy or sluggish (displaying the same characteristics) while glurgy is of the nature of glurge; sickeningly sweet.

As a noun lurgy

is (british|slang) a fictitious, highly infectious disease; often used in the phrase "the dreaded lurgi", sometimes as a reference to flu-like symptoms.

As an adjective glurgy is

of the nature of glurge; sickeningly sweet.