We don't have synonyms for waltonian yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are daltonian, galtonian and wallonian.
(adj) :
Of or relating to Izaak Walton (c. 1594–1683), English writer and biographer, best known for The Compleat Angler, a celebration of the art and spirit of fishing in prose and verse.
(adj) :
Of or relating to Izaak Walton (c. 1594–1683), English writer and biographer, best known for The Compleat Angler, a celebration of the art and spirit of fishing in prose and verse.