4-Letter Words Containing: S,I

• a code of letters and digits added to a postal address to aid in the sorting of mail

• a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

• forceful exertion

• a fastener for locking together two toothed edges by means of a sliding tab

• close with a zipper

• move very fast

• an angular shape characterized by sharp turns in alternating directions

• the physical magnitude of something (how big it is)

• the property resulting from being one of a series of graduated measurements (as of clothing)

• any glutinous material used to fill pores in surfaces or to stiffen fabrics

• the actual state of affairs

• a large magnitude

• (used in combination) sized

• cover or stiffen or glaze a porous material with size or sizing (a glutinous substance)

• sort according to size

• make to a size; bring to a suitable size

• a small inflamed elevation of the skin; a pustule or papule; common symptom in acne

• any triangular fore-and-aft sail (set forward of the foremast)

• refuse to comply

• shift from one side of the ship to the other

• music in three-four time for dancing a jig

• a fisherman's lure with one or more hooks that is jerked up and down in the water

• a device that holds a piece of machine work and guides the tools operating on it

• any of various old rustic dances involving kicking and leaping

• dance a quick dance with leaping and kicking motions

• the 22nd letter of the Greek alphabet