toughen
21toughen — tough·en || tÊŒfn v. strengthen, harden; make more difficult; become stronger, become harder …
22toughen — verb make or become tough. Derivatives toughener noun …
23toughen — v harden, firm, caseharden, indurate; temper, anneal, steel, nerve; stiffen, strengthen, tighten, rigidify; brace, buttress, shore up, Inf. beef up; fortify, reinforce, gird …
24toughen — tough·en …
25toughen — [ˈtʌf(ə)n] verb [I/T] to become mentally or physically stronger, or to make someone become mentally or physically stronger …
26toughen — tough•en [[t]ˈtʌf ən[/t]] v. t. v. i. to make or become tough or tougher • Etymology: 1575–85 tough′en•er, n …
27toughen — /ˈtʌfən/ (say tufuhn) verb (t) 1. to make tough or tougher. –verb (i) 2. to become tough or tougher. {tough + en1} –toughener, noun …
28toughen — Ho ouaua; makauaua (by drying) …
29Toughened — Toughen Tough en, v. i. & t. [imp. & p. p. {Toughened}; p. pr. & vb. n. {Toughening}.] To grow or make tough, or tougher. [1913 Webster] …
30Toughening — Toughen Tough en, v. i. & t. [imp. & p. p. {Toughened}; p. pr. & vb. n. {Toughening}.] To grow or make tough, or tougher. [1913 Webster] …