unseemly vs vainly

unseemly

adv
  • In an unseemly manner. 

adj
  • Inconsistent with established standards of good form or taste. 

vainly

adv
  • With a vain attitude; in a self-approving manner. 

  • In a vain pursuit; to no avail. 

How often have the words unseemly and vainly occurred in a corpus of books? (source: Google Ngram Viewer )