This concise, 3-page packet includes definitions and examples of the three core phonological pattern types—assimilation, substitution, and syllable structure—along with their typical ages of suppression. Rooted in current research and graduate coursework, it offers a user-friendly reference and is a great addition to any current or future SLP's toolkit! Perfect for: ✅ Praxis exam prep & graduate study – essential phonology knowledge at a glance ✅ Clinical reference – ideal for grad student pl