Google can relate the synonyms, word-meanings and other noun variants?

Selected answers from the Dumb SEO Questions Facebook & G+ community.

• 
  Neeraj Kumar: This was a conclusion of mine but whenever I told this, nobody listened seriously...
  I searched Neeraj Hindi Poems and my blog snippet was on page 2. You may see that the highlighted words in the description are Neeraj, Hindi and Kavita, not poem, Why? Kavita is hindi translation for Poem.
  Why words shayari, poetry, kavita are highlighted?
  Please ascertain that Google can relate the synonyms, word-meanings and other noun variants and considers them for SERP! ;
• 
  Perry Bernard: Indeed, this is how it is. It's possible to render a SERPs result that has a 0% morphological match, but excellent semantic match of close to 100%. That's SEO 2014!
• 
  Neeraj Kumar: Then we can and should avoid keyword stuffing +Perry Bernard. Thanks for confirming. And I must say that expert knowledge of language has a place in search engine optimization. So #SEO both science and art.