Backer and Second

Backer noun - A person who actively supports or favors a cause.

Second and backer are semantically related in supporter topic. In some cases you can use "Second" instead a noun "Backer", when it comes to topics like seconder.

Nearby Words: backing, backed

Second noun - A very small space of time.

Backer and second are semantically related in supporter topic. Sometimes you can use "Backer" instead a noun "Second", if it concerns topics such as support, assistant.

Nearby Words: secondary, seconded, secondly, secondment, seconder