What word means almost the OPPOSITE of in haste?

There are several words that could be considered almost the opposite of "in haste", depending on the specific nuance you want to convey. Here are a few options:

* Leisurely: This word implies a slow, relaxed pace and lack of urgency.

* Deliberately: This emphasizes careful consideration and planning.

* Methodically: This suggests a systematic and orderly approach.

* Thoroughly: This highlights the importance of completeness and attention to detail.

* Carefully: This focuses on the need for precision and avoidance of mistakes.

* Slowly: This is the most direct opposite of "in haste," emphasizing a slow pace.

* Patiently: This highlights the willingness to wait and avoid rushing.

The best word to use will depend on the specific context and the desired meaning.