toughen

tr. & intr.v., -ened, -en·ing, -ens.
To make or become tough. See synonyms at harden.

toughener tough'en·er n.

verb

1. To become or cause to become tough or strong: strengthen. See strong/weak.
2. To make resistant to hardship, especially through continued exposure: acclimate, acclimatize, caseharden, harden, indurate, season. See continue/stop/pause, resist/yield.

v

Definition: harden
Antonyms: flex, soften, tenderize

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Note: click on a word meaning below to see its connections and related words.

The verb has one meaning:

Meaning #1: make tough or tougher

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Dansk (Danish)
v. tr. - gøre sej, gøre hård
v. intr. - blive sej

Nederlands (Dutch)
verharden

Français (French)
v. tr. - renforcer, tremper (verre, acier), durcir (peau), renforcer (loi), durcir (position)
v. intr. - se durcir

Deutsch (German)
v. - zäher od. fester machen, abhärten, zäher od. fester werden, sich verhärten

Ελληνική (Greek)
v. - σκληραίνω/-ομαι, σκληραγωγώ-ούμαι

Italiano (Italian)
indurirsi

Português (Portuguese)
v. - endurecer, tornar-se difícil

Русский (Russian)
делать/ся жестким/сил- ьным/твердым

Español (Spanish)
v. tr. - endurecerse, curtirse
v. intr. - endurecerse, curtirse

Svenska (Swedish)
v. - göra (bli) segare

中文（简体）(Chinese (Simplified))
变坚韧, 变困难, 变健壮

中文（繁體）(Chinese (Traditional))
v. tr. - 變堅韌, 變困難, 變健壯
v. intr. - 變得更堅韌;變得更強壯;變得更困難

한국어 (Korean)
v. tr. - 튼튼하게 하다
v. intr. - 튼튼하게 되다

日本語 (Japanese)
v. - 強くする, 困難にする

العربيه (Arabic)
‏(فعل) يخشن, يلزج, يمتن‏

עברית (Hebrew)
v. tr. - ‮הקשיח, הקשה‬
v. intr. - ‮התקשה, התקשח‬

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