The Collaborative International Dictionary
Alder-liefest
Alder-liefest \Al`der-lief"est\ ([add]l`d[~e]r*l[=e]f"[e^]st),
a. [For allerliefest dearest of all. See Lief.]
Most beloved. [Obs.]
--Shak.
Wiktionary
alder-liefest
a. (context obsolete English) Most beloved.