kenner
nounEtymology From ken + -er.
1
One who kens or knows.
- And Earth to them made answer: "From me came forth, in me did live, / And unto me today returned / A man of wonders, a kenner of me and ye, […]1967, D. J. Donovan, The Adventures of Starbeem and Re-Koil, volume 2, page 288: