Costing a lot ; expensive
No, it is not (despite the LY ending). The word costly is an adjective (expensive, high-priced).
There are several reasons why a natural, gem-quality diamond is costly, the foremost being it's rarity. Only about 20% of all diamonds mined are gem-quality. Also, lab-created diamonds are less costly that natural diamonds. Industrial quality diamonds are not costly.
The term "costly" refers to something that involves a significant expense or high price. It can describe a financial burden, but it may also convey the idea of a substantial loss or sacrifice in other contexts, such as time or effort. Essentially, it indicates that the item or action requires considerable resources, whether monetary or otherwise.
angry
Dear,costly and high-priced are some of the synonyms for expensive.
Pyrrhic means: Costly
Dearer means costly...
it is making the point that women should not adorn themselves with costly things but be concerned with whats on the inside.
It means the engine has developed serious, costly problems.
Yes, it is. It can mean either not costly (item), flimsy, or stingy (person).
The superlative for costly is "most costly" or "costliest."
Yes, costly is an adjective. E.g. It was a costly mistake. (One that was expensive to fix, or that led to other bad consequences.)
Costly.
It should be most costly.
costlier, costliest
The opposite of costly can be cheap, inexpensive, or affordable.
No Silicon is not costly. Pensil is of 3rupees in Pakistan