lost the thread
- confusedUnable to understand
- distractedUnable to concentrate
- derailedThrown off course
- sidetrackedDiverted from main task
- wanderingTraveling with no fixed course
muddled · tangent · rambling · forgot · bewildered · scattered · unfocused · meandering · digression · zoned out · spaced out · daydreaming · conversation · needle · sewing · unraveled · dropped · train of thought
lost the threadkept up
Maintained pace or level
understood · grasped · comprehended · tracked · connected the dots