The `e’ in the first syllable and the `ue’ in the third are pronounced like the `e’ in `set’, `bet’, and `pet’. The `i’ is like the `i’ in `kit’, `hit’, and `pit’, and the following `q’ is like the `k’ in `king’, `kiss’, and `kill’. The final `e’ is silent; the word is pronounced `etiket’ with the stress on the first syllable. This is one way of pronouncing the word.
Every society has its own rules and conventions which determine polite behaviour in a given social situation. Etiquette refers to the formal rules which govern `socially acceptable behaviour’. These are the rules we observe in our social and professional life.
There was a time when etiquette was considered important in our country
Source: “The Hindu” – Know Your English Column – Feb 26, 2008