Context: Often 'b' & 'p' are interchangeable, for example 'baggage' becomes 'pagas', 'lob' (to throw) becomes 'loopima'. The initial letter 's' is often dropped, for example 'skool' becomes 'kool', 'stool' becomes 'tool'.

Question: What two letters can be replaced with each other a lot of the time in Estonian?
Answer: 'b' & 'p'

Question: What happens in many cases when a word starts with an 's'?
Answer: The initial letter 's' is often dropped

Question: In an example of replacing 'b' with 'p' how is 'baggage' pronounced?
Answer: pagas

Question: What two letters can never be replaced with each other in Estonian?
Answer: Unanswerable

Question:  What happens to the first letter when a word starts with an 'L'?
Answer: Unanswerable

Question: In an example of replacing 's' with 'g' how is 'baggage' pronounced?
Answer: Unanswerable

Question: What word does Tool become when you apply the interchangeable rule?
Answer: Unanswerable

Question: What word does Loopima become when you drop the appropriate letter?
Answer: Unanswerable