Crossword clue: of all; -- used in composition; as, alderbest, best of all, alderwisest, wisest of all. chaucer.
2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
north temperate shrubs or trees having toothed leaves and conelike fruit; bark is used in tanning and dyeing and the woo
aller
5 letters
web-def
to a complete degree or to the full or entire extent