Language Learning Cognitive Difficulty & Trajectory Map

Presets & Curated Comparison Routes

Daily Dedicated Practice Commitment

45 min/day

Select Target Languages for Trajectory Comparison:

Cognitive Friction Breakdown

5-Axis Proximity Radar (Writing System, Phonology, Grammar, Vocab, Idiom)

Cumulative Study Hours & Projected Calendar Years

Comparing required classroom hours against current daily practice pace

Language	FSI Category	Classroom Hours	Calendar Years (@ current rate)	Script Complexity	Phonology Friction	Grammar Distance

Source baseline: U.S. Foreign Service Institute (FSI) Language Difficulty Categories for English Speakers.