Synonyms of the word

operational

• adj. Of or relating to operations, especially military operations.
• adj. Functioning and ready for use.
• adj. Effective or operative.
• adj. Determined by means of practical measures.

active

• adj. Having the power or quality of acting; causing change; communicating action or motion; acting;—opposed…
• adj. Quick in physical movement; of an agile and vigorous body; nimble.
• adj. In action; actually proceeding; working; in force; — opposed to quiescent, dormant, or extinct.
• adj. Given to action; constantly engaged in action; energetic; diligent; busy; — opposed to dull, sluggish,…
• adj. Requiring or implying action or exertion;—opposed to sedentary or to tranquil.
• adj. Given to action rather than contemplation; practical; operative; — opposed to speculative or theoretical.
• adj. Brisk; lively.
• adj. Implying or producing rapid action.
• adj. (heading, grammar) About verbs.
• adj. (gay sexual slang) (of a homosexual man) enjoying a role in anal sex in which he penetrates, rather than…
• n. A person or thing that is acting or capable of acting.

effective

• adj. Having the power to produce a required effect or effects.
• adj. Producing a decided or decisive effect.
• adj. Efficient, serviceable, or operative, available for useful work.
• adj. Actually in effect.
• adj. (geometry, of a cycle or divisor) Having no negative coefficients.
• n. (military) A soldier fit for duty.

fighting

• v. present participle of fight.
• adj. Engaged in war or other conflict.
• adj. Apt to provoke a fight.
• n. A fight or battle; an occasion on which people fight.

functional

• adj. In good working order.
• adj. Useful; serving a purpose, fulfilling a function.
• adj. Only for functional purposes, notably in architecture.
• adj. (computing theory) Having semantics defined purely in terms of mathematical functions, without side-effects.
• adj. (medicine) Of a disease, such that its symptoms cannot be referred to any appreciable lesion or change…
• n. (mathematics) A function that takes a function as its argument; More precisely: A function y=f(x) whose…
• n. (mathematics, functional analysis) A scalar-valued linear function on a vector space.
• n. (computing) An object encapsulating a function pointer (or equivalent).

operable

• adj. Able to be operated or used.
• adj. Able to be put into operation; practicable.
• adj. Able to be treated by surgery.

operating

• adj. In operation; that operates.
• adj. Involved in an operation.
• v. present participle of operate.

operative

• adj. Effectual or important.
• adj. Functional, in working order.
• adj. Having the power of acting; hence, exerting force, physical or moral; active in the production of effects.
• adj. Producing the appropriate or designed effect; efficacious.
• adj. Based upon, or consisting of, a surgical operation or operations.
• n. An employee or other worker with some particular function or skill.
• n. A spy, secret agent, or detective.
• n. A participant in an operation.

serviceable

• adj. Easy to service.
• adj. Repairable instead of disposable.
• adj. In condition for use.

usable

• adj. capable of being used.

useable

• adj. Alternative spelling of usable.

work

• n. (heading, uncountable) Employment.
• n. (heading, uncountable) Effort.
• n. Sustained effort to achieve a goal or result, especially overcoming obstacles.
• n. (heading) Product; the result of effort.
• n. (uncountable, slang, professional wrestling) The staging of events to appear as real.
• n. (mining) Ore before it is dressed.
• v. (intransitive) To do a specific task by employing physical or mental powers.
• v. (transitive) To effect by gradual degrees.
• v. (transitive) To embroider with thread.
• v. (transitive) To set into action.
• v. (transitive) To cause to ferment.
• v. (intransitive) To ferment.
• v. (transitive) To exhaust, by working.
• v. (transitive) To shape, form, or improve a material.
• v. (transitive) To operate in a certain place, area, or speciality.
• v. (transitive) To operate in or through; as, to work the phones.
• v. (transitive) To provoke or excite; to influence.
• v. (transitive) To use or manipulate to one’s advantage.
• v. (transitive) To cause to happen or to occur as a consequence.
• v. (transitive) To cause to work.
• v. (intransitive) To function correctly; to act as intended; to achieve the goal designed for.
• v. (intransitive, figuratively) To influence.
• v. (intransitive) To effect by gradual degrees; as, to work into the earth.
• v. (intransitive) To move in an agitated manner.
• v. (intransitive) To behave in a certain way when handled;.
• v. (transitive, with two objects, poetic) To cause (someone) to feel (something).
• v. (obsolete, intransitive) To hurt; to ache.