Answer:
not known or recognized.
"his voice was unfamiliar to her"
synonyms:
unknown · new · strange · queer · foreign · alien · unheard of · beyond someone's ken
unusual or uncharacteristic.
"the yellow taxicab was an unfamiliar sight on these roads"
synonyms:
unusual · uncommon · unconventional · novel · different · exotic · alternative · unorthodox · odd · peculiar · curious · atypical · uncharacteristic · unwonted · abnormal · anomalous · aberrant · out of the ordinary
(unfamiliar with)
not having knowledge or experience of.
"the organization was set up to advise people who might be unfamiliar with legal procedures"
synonyms:
unacquainted with · unused to · unaccustomed to · unconversant with · unpracticed in · inexperienced in · unskilled in · unversed in · uninformed about ·
Answer:
I think it's 1
Explanation:
system of philosophy are therefore are not so dependent on our progressive knowledge of fact as the theories of natural science
Infer, Another way to word it may be to come to a conclusion
No, because skillful and deft mean almost the same thing. An antonym are 2 words with opposite meanings. So this would be a synonym. Please make this a brainiest answer I really need them.