From German Ich. Doublet of ego, I, and ich.

Ich

1. literal transcription of Freud’s German-language psychological term “Ich”, more often termed ego in English. See ego.

• ego

• IHC, Chi., Ch'i, chi, ch'i, CIH, Chi, hic, CHI, HCI

Nominalization of ich (“I”).

• IPA^(key): /ˈʔɪç/

• Audio (Germany (Berlin)):

  (file)

• Hyphenation: Ich
• Homophone: ich
• Rhymes: -ɪç

Ich n (strong, genitive Ichs, plural Ichs or Ich)

1. (psychoanalysis) ego

   Synonym: Ego

2. self, me, him, etc.

   das wahre Ich

   the real me

• → English: Ich

• “Ich”, in Digitales Wörterbuch der deutschen Sprache‎^[1] (in German)
• “Ich” in Duden online
• “Ich” in Uni Leipzig: Wortschatz-Lexikon

Ich

1. alternative form of ich
   • 1867, “GLOSSARY OF THE DIALECT OF FORTH AND BARGY“, page 33:

     Del Ich,

     Until I.

   • 1867, GLOSSARY OF THE DIALECT OF FORTH AND BARGY, page 58:

     Nad Ich.

     Had I (not?).

   • 1867, GLOSSARY OF THE DIALECT OF FORTH AND BARGY, page 63:

     Quo Ich.

     Say I.

• Jacob Poole (d. 1827) (before 1828), William Barnes, editor, A Glossary, With some Pieces of Verse, of the old Dialect of the English Colony in the Baronies of Forth and Bargy, County of Wexford, Ireland, London: J. Russell Smith, published 1867, page 33, &c.