pectoro-, pector- +

(Latin: breast, chest)

unexpectorating
Not expectorating; that is, not discharging from the throat or lungs.

Cross references of word families that are related, partially or totally, to: "breast, breasts, chest": mammill-; mammo-; masto-; mastoido-; mazo-; pleuro-; sterno-; stetho-; thorac-.