Lack of confidence and Submissiveness

Submissiveness and lack of confidence are semantically related. In some cases you can use "Submissiveness" instead a noun phrase "Lack of confidence".

Submissiveness noun - A readiness or willingness to yield to the wishes of others.

Lack of confidence and submissiveness are semantically related. Sometimes you can use "Lack of confidence" instead a noun "Submissiveness".