Secondary imperfectives
Recognise an imperfective built from a prefixed perfective meaning.
A prefixed perfective can form a new imperfective with -ыва-/-ива- or another suffix, preserving the prefixed meaning while allowing process and repetition.
- записать → записывать
- переписать → переписывать
- подписать → подписывать
Mini-check
What does a secondary imperfective preserve?
Advanced pattern
Secondary imperfectivisation can involve suffixes, stress movement, and stem alternation; the form must be verified lexically.