Basic Guidelines For English Spellings
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See US English definition of obscure
See UK English definition of obscure
See Spanish definition of oscuro
1‘he was born about 1650 though his origins and parentage remain obscure’
2‘obscure references to Proust’
clear, plain
3‘an obscure Peruvian painter’
famous, renowned
4‘grey and obscure on the horizon rose a low island’
distinct
1‘grey clouds obscured the sun’
reveal
2‘recent events have obscured rather than illuminated the issue’
clarify, illuminate