Meaning : Made hard or flexible or resilient especially by heat treatment.
Example :
A sword of tempered steel.
Tempered glass.
Synonyms : hardened, tempered, treated
Not brought to a proper consistency or hardness.
Untempered mortar.Toughened ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Toughened ka matlab kya hota hai?