Spanish–English dictionary

English translation of the Spanish word endurecer

Spanish	English (translated indirectly)	Esperanto
endurecer	harden	hardi
duro	leather	leda
duro	hard	malmola
duro	unyielding ; tough	rezista
duro	douro	duro
duro (áspero)	stark	malmilda

Spanish	English
endurecer	⇆ harden; ⇆ inure; ⇆ stiffen
duro	⇆ callous; ⇆ cast‐iron; ⇆ cold‐hearted; ⇆ hard; ⇆ hard‐boiled; ⇆ harsh; ⇆ iron‐bound; ⇆ scathing; ⇆ scorching; ⇆ stark; ⇆ steel; ⇆ stony; ⇆ unkind
endurecerse	⇆ harden; ⇆ set; ⇆ stiffen
endurecimiento	⇆ hardening; ⇆ set