Backwardness and Mental defectiveness

Backwardness noun - Lack of normal development of intellectual capacities.

Mental defectiveness and backwardness are semantically related. In some cases you can replace phrase "Mental defectiveness" with "Backwardness", this terms are similar.

Nearby Word: backward

Mental defectiveness noun - Retardation sufficient to fall outside the normal range of intelligence.

Backwardness and mental defectiveness are semantically related. You can use "Backwardness" instead a noun phrase "Mental defectiveness".