Russian Imperfective Verbs refer to those actions which are incomplete, or of an ongoing nature. For example - "I was writing a letter" is an imperfective action, while "I wrote a letter (to completion)" is a perfective action.
This page lists the most important Imperfective Verbs. The table outlines phonetics, as well as the conjugation pattern required (this is indicated by the number 1 or 2). Refer to our Russian Verbs page for further explanation of conjugation patterns, as well as the correct usage of imperfective verbs in past, present and future tense.
See also our list of Russian Perfective verbs