What is it the word (I think verb) when someone bluffs to make a story more interesting or believable?

Thank you, tutors, for sparing your time to review my question.

5 answers

I got the word calumniation when I looked in a thesaurus.
Thank you, tutor anon, for answering my question. Much appreciated~
Any time.
Nice! Answering your own question!! However, it's incorrect.

http://www.merriam-webster.com/dictionary/calumniate

Look these up, especially those in the darker orange:
http://www.thesaurus.com/browse/exaggerate?s=t
Oh, right. Thank you, tutor Writeacher, for answering my question. Much appreciated~