decisive

As adjectives the difference between decisive and effective

is that decisive is while effective is having the power to produce a required effect or effects.

As a noun effective is

(military) a soldier fit for duty.

As adjectives the difference between decisive and diligent

is that decisive is while diligent is performing with intense concentration, focus, responsible regard.

As adjectives the difference between decisive and dilligent

is that decisive is while dilligent is .

As adjectives the difference between decisive and competent

is that decisive is having the power or quality of deciding a question or controversy; putting an end to contest or controversy; final; conclusive while competent is having sufficient skill, knowledge, ability, or qualifications.

As adjectives the difference between questionable and decisive

is that questionable is (obsolete) inviting questions; inviting inquiry while decisive is .

As adjectives the difference between decisive and eloquent

is that decisive is while eloquent is eloquent (fluently persuasive and articulate).

As adjectives the difference between intense and decisive

is that intense is strained; tightly drawn while decisive is .

As adjectives the difference between exacting and decisive

is that exacting is making excessive demands; hard to satisfy while decisive is .

As a verb exacting

is .

As adjectives the difference between imperturbable and decisive

is that imperturbable is not easily perturbed, upset or excited while decisive is .

As adjectives the difference between levelheaded and decisive

is that levelheaded is while decisive is .