- 2Significado: laborioushard severe tough difficultexhausting burdensome fatiguing unendurable
- 3Significado: hoodlumbruiser tough gangster
- 4Significado: brawlertough rough rascal thug
- 5Significado: behaviourresolute stalwart solid toughtenacious unwavering vehement strong
- 6Significado: fibroussinewy tough leathery threadlike stringy
- 7Significado: adhesivesticky clinging viscousglutinous tough tenacious
- 8Significado: strongtough rugged robust muscularsturdy vigourous stalwart athletic
- 9Significado: personhoodlum bruiser gangster tough
- 10Significado: propertyviolent severe savage terribleferocious fierce vigourous tough
- 11Significado: characteristichardened rigid inflexible unyielding uncompromisinghard-line incorrigible troublesome tough
- 12Significado: qualitydurable sturdy hardy tough
- 13Significado: like cow's hornbony hard tough cartilaginous horny