Artificial intelligent assistant

retrocedence

retroˈcedence
  [See next + -ence.]
  Retrogression; retrocession.

1796 R. Bage Hermsprong xxxv, Love has its fits of progression and retrocedence. 1866 Aitken Pract. Med. II. 47 Besides metastasis to the stomach and intestines, this retrocedence may take place to other parts.

Oxford English Dictionary

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