Maybe "I do not drink if I am not thirsty" should be also acceptab;e]\le?
It is better not to switch the order of clauses in the sentence if it idn't completely necessary. It saves us from supporting a huge number of forms.
What is the difference between "pokud" and "zatímco"?
Pokud is if, zatímco is while (at the same time as).
What's the difference between pokud, kdyz and jestli?
kdyz - when (conditional and temporal)
pokud - if, when (conditional only)
jestli - if, whether