toughened

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈtʌfnd/


WordReference Random House Learner's Dictionary of American English © 2026
tough•en /ˈtʌfən/USA pronunciation   v. 
  1. to (cause to) become tough or tougher: [no object]This metal toughens under higher temperatures.[~ + object]The union toughened its stance.
tough•en•er, n. [countable]

WordReference Random House Unabridged Dictionary of American English © 2026
tough•en  (tuf′ən),USA pronunciation v.t., v.i. 
  1. to make or become tough or tougher.
  • tough + -en1 1575–85
tough ′en•er, n. 
    harden, firm, strengthen, stiffen.
Collins Concise English Dictionary © HarperCollins Publishers::
toughen /ˈtʌfən/ vb
  1. to make or become tough or tougher
'toughened' also found in these entries (note: many are not synonyms or translations):
cold chisel - golf ball - hard - hardened - harden

🗣️Forum discussions with the word(s) "toughened" in the title:


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