Words from
ruminative
    given to or characterized by deep thought, especially of a serious or anxious kind.
    
    Source: Benjamin Franklin - Walter Isaacson
    
    entrancing
    extremely attractive or fascinating.
    
    Source: Benjamin Franklin - Walter Isaacson
    
    roguishly
    in a playfully mischievous way.
    
    Source: Benjamin Franklin - Walter Isaacson
    
    circumspect
    wary and unwilling to take risks.
    
    Source: Benjamin Franklin - Walter Isaacson
    
    tantalizing
    tormenting or teasing with the sight or promise of something unobtainable.
    
    Source: Benjamin Franklin - Walter Isaacson
    
    dalliance
    a brief or casual romantic relationship.
    
    Source: Benjamin Franklin - Walter Isaacson