useful
The German word 'nützlich' is an adjective that is used to describe something that is helpful, beneficial, or advantageous. It is often used to express that something has practical value or is of use. For example, 'Dieses Buch ist sehr nützlich für meine Arbeit.' (This book is very useful for my work.)
It is useful to have a map when you are in a new city.
This sentence demonstrates the use of 'nützlich' to describe something that is beneficial or handy, in this case, a map when navigating an unfamiliar city.
Your advice was very useful.
This instance uses 'nützlich' to emphasize the value or usefulness of someone's advice, highlighting the positive impact it had.
It would be useful to learn German before you travel to Germany.
In this example, 'nützlich' is used to express the rationale and usefulness of learning German before embarking on a trip to Germany, accentuating how this preparatory step could be beneficial.