Here are some synonyms for imprecise:
* Vague
* Ambiguous
* Fuzzy
* Inaccurate
* Rough
* Approximate
* Uncertain
* Indefinite
Examples:
* "The instructions were imprecise, leaving me confused about what to do."
* "Her estimate of the cost was imprecise, but it gave us a general idea."
* "The map was imprecise, making it difficult to find the exact location."
In contrast to precise:
* Precise means exact, accurate, and clearly defined. It implies a lack of ambiguity or uncertainty.
Overall, "imprecise" describes something that is not clear or definite, while "precise" describes something that is clear, definite, and accurate.