different between appealer vs appealant

English

appeal +? -er

appealer (plural appealers)

One who makes an appeal.
(linguistics) A speech act intended as an appeal.
- 2014, Karin Aijmer, Bengt Altenberg, English Corpus Linguistics (page 251)
  Complex expletives in turn-final position were also used as a kind of deprecatory appealers, e.g. in God's name, for God's sake and for heaven's sake.

appealant (plural appealants)

Obsolete form of appellant.
- c. 1595, William Shakespeare, Richard II, Act I, Scene 3, First Folio, London, 1623, p. 26,^[1]
  The Appealant in all duty greets your Highnes,

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