CELERIACS
Scrabble letter values: C3E1L1E1R1I1A1C3S1 = 13
Definition
CELERIACS is the plural of CELERIAC.
noun CELERIAC: grown for its thickened edible aromatic root.
Synonyms of CELERIAC: celery_root, knob_celery, root_celery, turnip-rooted_celery, Apium_graveolens_rapaceum