Additional costs that go beyond the originally planned or estimated amount. This word is used almost exclusively in the plural.
example
Durch unvorhergesehene Reparaturen sind erhebliche Mehrkosten entstanden.
Unexpected repairs resulted in significant additional costs.
Usage tips
Word composition
'Mehrkosten' (additional costs) is a compound word made up of 'mehr' (more) and 'Kosten' (costs). It literally means 'more costs' than expected or planned.
EXAMPLE
Für die zusätzlichen Arbeiten müssen Sie mit Mehrkosten rechnen.
You should expect additional costs for the extra work.
Use in the plural
This word is almost always used in the plural, since it usually refers to a sum of various additional costs. The singular form 'die Mehrkoste' is extremely rare.
EXAMPLE
Die Mehrkosten für das Projekt belaufen sich auf 10.000 Euro.
The additional costs for the project amount to 10,000 euros.
Typical collocations
Common verbs used with 'Mehrkosten' (additional costs) are 'entstehen' (to arise), 'anfallen' (to be incurred), and 'verursachen' (to cause). People also often describe what they expect: 'mit Mehrkosten rechnen' (to expect additional costs).
EXAMPLE
Durch die Verzögerung sind unerwartete Mehrkosten angefallen.
The delay led to unexpected additional costs.
Compare with
antonym
Mehrkosten vs Einsparung
saving / reduction
'die Mehrkosten' and 'die Einsparung' are clear opposites. 'Mehrkosten' are additional costs, meaning money that you have to pay beyond what was planned. 'Einsparung' means using less money, energy, or material, or the amount that you do not spend as a result. If a project becomes more expensive, you talk about 'Mehrkosten'. If a solution is cheaper or more economical, you talk about an 'Einsparung'.
Mehrkosten
Durch die Reparatur am Dach entstehen hohe Mehrkosten.
The roof repair is causing high additional costs.
Einsparung
Die neuen Lampen bringen eine deutliche Einsparung bei den Stromkosten.
The new lamps bring a significant saving in electricity costs.