| |||
underdevelopment (Kovrigin); immaturity (Kovrigin); imperfection (Kovrigin); backwardness (mental); lack of development (intellectual); retardation | |||
mental retardation; intellectual backwardness; lack of development; intellectual backwardness; mental retardation | |||
undevelopment |
неразвитость: 4 phrases in 2 subjects |
Chess | 3 |
Education | 1 |