durable

durable is an   Adverb

Definition:

[1] Able to endure or continue in a particular condition; lasting; not perishable or changeable; not wearing out or decaying soon; enduring; as, durable cloth; durable happiness. Riches and honor are with me; yea, durable riches and righteousness. Prov. viii. 18. An interest which from its object and grounds must be so durable. De Quincey.

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