Context: The term aspiration sometimes refers to the sound change of debuccalization, in which a consonant is lenited (weakened) to become a glottal stop or fricative [ʔ h ɦ].

Question: Aspiration may refer to a sound change of what?
Answer: debuccalization

Question: Debuccalization is when consonants are weakened to become what?
Answer: glottal stop or fricative

Question: What is another term for a consonant being weakened?
Answer: lenited

Question: The term unaspiration sometimes refers to what?
Answer: Unanswerable

Question: When is a consonant strengthened to become a glottal stop or fricative?
Answer: Unanswerable

Question: What is sometime referred to as the vocal change of debuccalization?
Answer: Unanswerable

Question: What sometimes becomes a global stop or fricative?
Answer: Unanswerable

Question: When a sound is lenited it becomes what?
Answer: Unanswerable