Definition of costly:
precious, disruptive, contentious, problematic, pricy, dear, fraught, expensive, dearly-won, sumptuous, study at expensive, harmful, spendy, troublesome, value, inestimable, adverse, invidious, big-ticket, bad, high-end, high, exclusive, high-class, luxurious, difficult, select, high-priced, valuable, precious, ultraexpensive, pricey, embarrassing, worthy, high-ticket.
- "Stammering, Its Cause and Cure", Benjamin Nathaniel Bogue.
For they having decreed him three thousand talents to furnish out a navy, he himself was against it, and sent them word that without any such great and costly supplies, by the confederate shipping alone, he did not in the least doubt but to rout Mithridates from the sea.- "Plutarch-Lives-of-the-noble-Grecians-and-Romans", Clough, Arthur Hugh.
Yes, Peterkin had supplied the one shining incident of the costly day to the colonel, who found himself without his headquarters for the night at the Galland house as planned, waiting for orders on this confounded little knoll.- "The Last Shot", Frederick Palmer.