uppermost

Adjective

• at or nearest to the top
  • the uppermost book in the pile
    
  • on the topmost step
    

Adverb

• in or into the highest position
  • the blade turned uppermost
    

• in or into the most prominent position, as in the mind
  • say what comes uppermost
    

Related words

• Synonyms: 
  topmost , upmost