Durable is a related term of undecaying.
As adjectives the difference between durable and undecaying
is that durable is able to resist wear, decay; lasting; enduring while undecaying is that does not decay; lasting, imperishable.
As a noun durable
is (economics) a durable good, one useful over more than one period, especially a year.
durable
English
Adjective
(
en adjective)
Able to resist wear, decay; lasting; enduring.
Synonyms
* permanent
Antonyms
* weak
* vulnerable
* transitory
Noun
(
en noun)
(economics) A durable good, one useful over more than one period, especially a year.
*
Antonyms
* nondurable
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undecaying
English
Adjective
(-)
That does not decay; lasting, imperishable.
:The undecaying power and grace of God