недо-

Etymology
From.

Prefix

 * 1)  under-, insufficiently
 * 2)  to fail to do
 * 3)  shoddy, wannabe
 * 1)  to fail to do
 * 2)  shoddy, wannabe
 * 1)  to fail to do
 * 2)  shoddy, wannabe
 * 1)  shoddy, wannabe
 * 1)  shoddy, wannabe
 * 1)  shoddy, wannabe

Usage notes

 * The stressed variants are found in the following situations:
 * the past participle of verbs with a one-syllable root ending in -ать: e.g. from ;
 * the past tense of some verbs with a one-syllable root: e.g. from ;
 * some deverbal and other derived nouns: e.g. from.

Etymology
Originally probably.