smallage
Celery in its wild uncultivated form.
uncountable
Chop the smallage exceeding small and put it in a good half hour before you are to take your posset from the fire: You are to season your Gruel with a little Salt, at the due time; and you may put in a little Nutmeg, and Mace to it.
Where it comes from
From Middle English smalache, equivalent to small + ache (“celery, parsley”).
Adapted from the Wiktionary entry smallage (CC BY-SA 4.0).