the biggest lie, I don't need to write that down, i'll remember it

MISSIVE  -- noun

*letter

    >  I fired off  a missive to him as you asked.

THOROUGH -- adjectives

*detailed, careful, complete

    >  Please finish up your homework as thorough as you can.

VIGNETTE -- noun

*illustration

   > I will try to make a mysterious  vignette for my incoming book.

*short written description of something

   > Let me know the  vignette of him.

VIVID -- adjectives 

*bright

   > She wears a vivid dress.

*clear

   > It was just a vivid dream.

TREATISES -- noun

*book,article that discuss a subject carefully and thoroughly

 > Dr. Rina asks us to survey the treatises at the bookshop quickly.