inure

UK: /ɪˈnjʊə^r/ US: /ɪnˈjʊr, ɪˈnʊr/ ,(in yŏŏr′, i nŏŏr′)

Inflections of 'inure' (v): (⇒ conjugate)

inures

v 3rd person singular

inuring

v pres p

inured

v past

inured

v past p

WordReference Random House Learner's Dictionary of American English © 2025

in•ure /ɪnˈyʊr, ɪˈnʊr/   v. [~ + object + to + object] , -ured, -ur•ing. 

1. to toughen by use or exposure;
   accustom:
   He was inured to the cold.

WordReference Random House Unabridged Dictionary of American English © 2025

in•ure  (in yŏŏr′, i nŏŏr′), v., -ured, -ur•ing. 
v.t. 

1. to accustom to hardship, difficulty, pain, etc.; toughen or harden;
   habituate (usually fol. by to):
   inured to cold.

v.i. 

2. to come into use;
   take or have effect.
3. to become beneficial or advantageous.

Also, enure. 

• Latin opera, plural of opus work; compare French oeuvre
• Anglo-French en ure in use, at work, equivalent. to en in + ure
• verb, verbal use of phrase in ure, en ure in use, customary 1480–90

in•ur•ed•ness  (in yŏŏr′id nis, i nŏŏr′-, in yŏŏrd′-, i nŏŏrd′-), n.  in•ure′ment, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

inure, enure / ɪˈnjʊə/ verb

1. (tr; often passive) often followed by to: to cause to accept or become hardened to; habituate
2. (intransitive) (esp of a law, etc) to come into operation; take effect

Etymology: 15th Century enuren to accustom, from ure use, from Old French euvre custom, work, from Latin opera works, plural of opus

inˈurement, enˈurement noun