Pantywaist and Wuss

Pantywaist noun - A timid man or boy considered childish or unassertive.

Wuss and pantywaist are semantically related in sissy topic. In some cases you can use "Wuss" instead a noun "Pantywaist".

Wuss noun - A person lacking in physical strength.

Pantywaist and wuss are semantically related in coward topic. You can use "Pantywaist" instead a noun "Wuss", if it concerns topics such as weakling, pansy, very nervous person.