teach, give knowledge
istón, istone-
istantha-
ist “knowledge, lore” (Ety361) and anna- “give” (Ety348; VT44:21-7; LotR/A; PE17:93,147)
suilanna- “give greeting” (SD129-31)
Fiona Jallings, a.k.a. 'dreamingfifi' Merin Essi ar Quenteli! - Wordlists - Reconstructed Sindarin and 'Elvishmouse'