The opposite is imperceptive (lacking in perception or insight).
Other antonyms could be obtuse or oblivious.
Perceptive is an adjective meaning that a person has or shows a sensitive insight. The opposite or antonym of this term is "unobservant."
opposite word of reporting
The opposite of sharp (able to cut) is dull.The opposite of sharp (pointed) is blunt.The opposite of sharp (perceptive) is dull, dim, or obtuse.The opposite of sharp (cheese) is mild.The opposite word for sharp is "dull".
Qualities are not just as they are in the objects but depend on the perceptive act.
Smart, intelligent, perceptive
Perceptive is an adjective meaning that a person has or shows a sensitive insight. The opposite or antonym of this term is "unobservant."
blithe
opposite word of reporting
The opposite of sharp (able to cut) is dull.The opposite of sharp (pointed) is blunt.The opposite of sharp (perceptive) is dull, dim, or obtuse.The opposite of sharp (cheese) is mild.The opposite word for sharp is "dull".
He is very perceptive of changes to the weather.
perceptive
perceptivum
Synonyms for perceptive include astute, aware, sensitive, discerning, or keen.
The noun 'opposite' is an abstract noun, a word for a direct inverse of two people or things; a word for a concept.
indirect, usually, depending on the context.
Qualities are not just as they are in the objects but depend on the perceptive act.
Smart, intelligent, perceptive