EXDAC, et al; however, … not as a graduate of ETPS, the PAX view of the thread subject identifies similar differences in definition and use of AoA terms.
Furthermore, associated scenarios - stall, loss of control, … also differ; and additionally intermixing civil and military, and evolving designs, no wonder there are few common terms. Our industry is both united and divided by language.
Thus the need for contextual explanation as provided in some posts with excellent analogy - although still requiring the graphic diagram.