Fastness and Strength

Fastness noun - A high rate of movement or performance.

Strength and fastness are semantically related in better topic. In some cases you can use "Strength" instead a noun "Fastness", when it comes to topics like immunity.

Nearby Word: fasten

Strength noun - The ability to exert effort for the accomplishment of a task.

Fastness and strength are semantically related in better topic. You can use "Fastness" instead a noun "Strength", if it concerns topics such as immunity.

Nearby Words: strengthen, strengthened, strengthening