Functioning and Biting

functioning

Process or manner of functioning or operating.
- usage: "the power of its engine determines its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"
- synonyms: operation, performance

Perform as expected when applied.
- usage: "The washing machine won't go unless it's plugged in"; "Does this old car still run well"; "This old radio doesn't work anymore"
- synonyms: function, work, operate, go, run
Serve a purpose, role, or function.
- usage: "The tree stump serves as a table"; "The female students served as a control group"; "This table would serve very well"; "His freedom served him well"; "The table functions as a desk"
- synonyms: serve, function
Perform duties attached to a particular office or place or function.
- usage: "His wife officiated as his private secretary"
- synonyms: officiate, function

Performing or able to perform its regular function.
- usage: "a functioning flashlight"

biting

To grip, cut off, or tear with or as if with the teeth or jaws.
- usage: "Gunny invariably tried to bite her"
- synonyms: bite, seize with teeth
Cause a sharp or stinging pain or discomfort.
- usage: "The sun burned his face"
- synonyms: bite, sting, burn
Penetrate or cut, as with a knife.
- usage: "The fork bit into the surface"
- synonyms: bite
Deliver a sting to.
- usage: "A bee stung my arm yesterday"
- synonyms: sting, bite, prick

Capable of wounding.
- usage: "a barbed compliment"; "a biting aphorism"; "pungent satire"
- synonyms: barbed, nipping, pungent, mordacious
Causing a sharply painful or stinging sensation; used especially of cold.
- usage: "bitter cold"; "a biting wind"
- synonyms: bitter

Webster's Revised Unabridged Dictionary