очечник

Etymology
From.

Noun

 * 1) spectacle case

Usage notes

 * The terms has four possible pronunciations, only [ɐˈt͡ɕeʂnʲɪk] (respelled "оче́шник") is considered standard.
 * Since letter is not mandatory in the Russian literature or official documents and is usually replaced with, it has created a number of alternative spellings and readings (or misreadings) and cases of over-correction.
 * [чн] /t͡ɕn/ vs [шн] /ʂn/ in certain words or word forms continues to be considered "Moscow" and "Saint Petersburg" standards even if one or the other is now dominating and is considered standard.