Fastness and Solidity

Fastness noun - A high rate of movement or performance.

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

Nearby Word: fasten

Solidity noun - Worthiness as the recipient of another's trust or confidence.

Fastness and solidity are semantically related in strength topic. Sometimes you can use "Fastness" instead a noun "Solidity", if it concerns topics such as durability.

Nearby Words: solid, solidify, solidly, solidified