Green’s Dictionary of Slang

groggified adj.

1. tipsy, drunk.

c.1786		Grose Classical Dict. of the Vulgar Tongue ms. additions n.p.: Grogified.
1796		Grose Classical Dict. of the Vulgar Tongue (3rd edn) n.p.: Groggified; drunk.
1811		Lex. Balatronicum n.p.: Groggified; drunk.
1854		Dundee Courier 13 Oct. 2/7: One of those ne’er-do-well, rag-tag, would-be sailors [...] got himself ‘grogified’.
1867		W.H. Smyth Sailor’s Word-Bk (1991) 350: Groggy, or Groggified. Rendered stupid by drinking.
1975		Aus. Literary Studies May 329: Feeling all this after his own grogified fashion, Micky rose from his seat with a half bashful slink, adjusted his equilibrium [...] and slipped out unperceived into a yard before the tavern.

2. disorientated.

1824		Pierce Egan’s Life in London 7 Nov. 324/3: Who groggified felt all his brains in a bother.
1834		Westmorland Gazette 13 Nov. 3/4: In the first round [...] both looked grogified.

In derivatives

groggify (v.) [backform. f. sense 2 above]

to render unstable, to disorientate.

1824		Annals of Sporting 1 Mar. 199: Putting in a tremendous facer that groggified Goldie.
1827		Pierce Egan’s Life in London 3 June 981/3: [He] threw Reidie with great force [...] the effects of which so groggified him, that on getting upon his pins,. he appeared as stupid as an owl, quite abroad, and reeling like a sailor three sheets in the wind.