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exact
adjective
°Precisely agreeing with a standard, a fact, or the truth; perfectly conforming; neither exceeding nor falling short in any respect.
"The clock keeps exact time."
°Habitually careful to agree with a standard, a rule, or a promise; accurate; methodical; punctual.
"a man exact in observing an appointment"
verb
°To demand and enforce the payment or performance of.
°To make desirable or necessary.
synonyms: perfect, true, correct, precise more» , strict, spot on