'Pastil' definitions:

Definition of 'pastil'

noun

A medicated lozenge used to soothe the throat [syn: cough drop, troche, pastille, pastil]

From: GCIDE

Pastil \Pas"til\, Pastille \Pas*tille"\, n. [F. pastille, L. pastillusa pastus food. See Pasture, and cf. Pastel.]
1. (Pharmacy) A small cone or mass made of paste of gum, benzoin, cinnamon, and other aromatics, -- used for fumigating or scenting the air of a room. [1913 Webster]
2. An aromatic or medicated lozenge, especially one used to soothe a sore throat; a troche. [WordNet sense 1]
Syn: cough drop, troche. [1913 Webster]
3. See Pastel, a crayon. [1913 Webster]

From: GCIDE

Pastel \Pas"tel\, n. [F.; cf. It. pastello. Cf. Pastil.]
1. A crayon made of a paste composed of a color ground with gum water. [Sometimes incorrectly written pastil.] "Charming heads in pastel." --W. Black. [1913 Webster]
2. (Bot.) A plant affording a blue dye; the woad ({Isatis tinctoria}); also, the dye itself. [1913 Webster]