costly
cost|ly /k'ɒstli, AM k'ɔːst-/ (costlier costliest)
1 [ADJ]
If you say that something is costly, you mean that it costs a lot of money, often more than you would want to pay.
Having professionally made curtains can be costly, so why not make your own?
= expensive
≠ inexpensive
2 [ADJ]
If you describe someone's action or mistake as costly, you mean that it results in a serious disadvantage for them, for example the loss of a large amount of money or the loss of their reputation.
Psychometric tests can save organizations from grim and costly mistakes...
1 [ADJ]
If you say that something is costly, you mean that it costs a lot of money, often more than you would want to pay.
Having professionally made curtains can be costly, so why not make your own?
= expensive
≠ inexpensive
2 [ADJ]
If you describe someone's action or mistake as costly, you mean that it results in a serious disadvantage for them, for example the loss of a large amount of money or the loss of their reputation.
Psychometric tests can save organizations from grim and costly mistakes...