Context: Since the early 1960s, theoretical linguists have moved away from the traditional concept of a phoneme, preferring to consider basic units at a more abstract level, as a component of morphemes; these units can be called morphophonemes, and analysis using this approach is called morphophonology.

Question: When did theoretical linguists turn away traditional phoneme concepts?
Answer: early 1960s

Question: On what level do theoretical linguists consider basic units?
Answer: abstract

Question: What is a name for the basic morpheme unit?
Answer: morphophonemes

Question: What is the act of analyzing morphophones called?
Answer: morphophonology

Question: What kind of linguists are leaving the old methods behind?
Answer: theoretical

Question: When did theoretical linguists turn away traditioinal analysis concepts?
Answer: Unanswerable

Question: On what level do theoretical linguists consider basic approaches?
Answer: Unanswerable

Question: What is a name for the basic phoneme unit?
Answer: Unanswerable

Question: What kind of linguists are leaving the old phonemes behind?
Answer: Unanswerable

Question: When did theoretical linguists move away from the traditional concept of a morpheme?
Answer: Unanswerable