GEGG

PRONUNCIATION: (geg)

MEANING: verb tr., intr.: To play a hoax or practical joke.
noun: A trick or practical joke.

ETYMOLOGY: Of Scottish origin. Earliest documented use: verb: 1826, noun: 1855.
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GREGG - a common school of transcribing Shorthand [Pitman being the other]

GENG - past tense of Scottish "gang", as in "the best-laid plans...geng aft agley"

GEGI - what comes around goes around ("garbage egress, garbage ingress")