4-Letter Words Containing: O,R

• of or relating to the null set (a set with no members)

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

• a mathematical element that when added to another number yields the same number

• the point on a scale from which positive or negative numerical quantities can be measured

• the sight setting that will cause a projectile to hit the center of the target with no wind blowing

• indicating the absence of any or all units under consideration

• having no measurable or otherwise determinable value

• indicating an initial point or origin

• adjust (an instrument or device) to zero value

• adjust (as by firing under test conditions) the zero of (a gun)

• a sandal attached to the foot by a thong over the toes

• pasta shaped like pearls of barley; frequently prepared with lamb in Greek cuisine

• activity directed toward making or doing something

• a product produced or accomplished through the effort or activity or agency of a person or thing

• the occupation for which you are paid

• applying the mind to learning and understanding a subject (especially by reading)

• (physics) a manifestation of energy; the transfer of energy from one physical system to another expressed as the product of a force and the distance through which it moves a body in the direction of that force

• a place where work is done

• the total output of a writer or artist (or a substantial part of it)

• exert oneself by doing mental or physical work for a purpose or out of necessity; work

• be employed

• have an effect or outcome; often the one desired or expected

• perform as expected when applied

• shape, form, or improve a material

• give a workout to

• proceed along a path

• operate in a certain place, area, or specialty

• proceed towards a goal or along a path or through an activity

• move in an agitated manner

• cause to happen or to occur as a consequence

• cause to work

• prepare for crops

• behave in a certain way when handled

• have and exert influence or effect

• operate in or through

• cause to operate or function

• provoke or excite

• gratify and charm, usually in order to influence

• make something, usually for a specific function

• move into or onto

• to mix into a homogeneous mass

• use or manipulate to one's advantage

• find the solution to (a problem or question) or understand the meaning of

• cause to undergo fermentation

• go sour or spoil

• arrive at a certain condition through repeated motion

• a utensil with two or more prongs, used for serving or eating food

• the act of branching out or dividing into branches

• the region of the angle formed by the junction of two branches

• an agricultural tool used for lifting or digging; has a handle and metal prongs

• the angle formed by the inner sides of the legs where they join the human trunk

• lift with a pitchfork

• place under attack with one's own pieces, of two enemy pieces

• divide into two or more branches so as to form a fork

• shape like a fork

• a mixture of fat and flour heated and used as a basis for sauces

• a lump or mass of hard consolidated mineral matter

• United States gynecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984)

• material consisting of the aggregate of minerals like those making up the Earth's crust

• (figurative) someone who is strong and stable and dependable

• hard bright-colored stick candy (typically flavored with peppermint)

• a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western

• pitching dangerously to one side

• move back and forth or sideways

• cause to move back and forth

• meat from a domestic hog or pig

• a legislative appropriation designed to ingratiate legislators with their constituents

• a port city in southern Ireland

• outer bark of the cork oak; used for stoppers for bottles etc.

• (botany) outer tissue of bark; a protective layer of dead cells

• the plug in the mouth of a bottle (especially a wine bottle)

• a small float usually made of cork; attached to a fishing line

• close a bottle with a cork

• stuff with cork