Learn how to say Precociously correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word precocious:
(of a child) having developed certain abilities or inclinations at an earlier age than is usual or expected:
a precocious, solitary boy
(of behaviour or ability) having developed at an earlier age than is usual or expected:
a precocious talent for computing
(of a plant) flowering or fruiting earlier than usual.
mid 17th century: from Latin praecox, praecoc- (from praecoquere ‘ripen fully’, from prae ‘before’ + coquere ‘to cook’) + -ious