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uppermost

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adjective American English pronunciation: uppermost /ˈʌpərˌmoʊst/
  1. 1
    more important or urgent than anything else in a particular situation

    Just surviving the storm became uppermost.

    uppermost in someone's mind/thoughts:

    The children's welfare is always uppermost in our minds.

  2. 2
    at the top, or in a higher position

    Water penetrates the uppermost surface of the rock.

derived word

uppermost

 American English pronunciation: uppermost  adverb

She held out her hand with the palm uppermost.

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