General synonyms:
* Absorb
* Imbibe
* Take in
* Drink in
* Savor
* Enjoy
* Bask in
* Relish
More specific synonyms:
* For liquids: imbibe, absorb, drink in
* For information: absorb, learn, grasp, comprehend, ingest, internalize
* For sunshine or heat: bask in, luxuriate in, revel in
* For a moment: savor, relish, enjoy
Example:
* General: "I love to soak up the sunshine on the beach." (You could use "absorb", "bask in", or "enjoy".)
* For information: "I soaked up all the knowledge I could at the conference." (You could use "absorbed", "learned", or "ingested".)
It's important to choose the synonym that best matches the meaning and tone of your sentence.