Modifiers matching sailor:

• short-tempered,
• disobedient,
• tyrannical,
• tenacious,
• loyal,
• principled,
• unsophisticated,
• rebellious,
• stern,
• authoritarian,
• haughty,
• repressed,
• daring,
• insolent,
• idealistic,
• commanding,
• spirited,
• bold,
• blasphemous,
• uneducated,
• heroic,
• unsympathetic,
• dashing,
• resentful,
• strong,
• brave,
• egotistical,
• rigid,
• defiant,

Simple categories matching tenacious:

• student,
• scientist,
• hero,
• person,
• womanizer,
• aristocrat,
• warrior,
• sportsman,
• general,
• policeman,
• feminist,
• thug,
• detective,
• royal,
• sailor,
• reporter,
• journalist,
• recluse,
• pioneer,
• cop,
• boxer,
• adventurer,
• layer,
• neighbour,
• material,
• duck,
• lover,
• queen,
• bureaucrat,
• friend,
• campaigner,
• child,
• terrorist,
• metal,
• magician,
• villain,
• spy,
• presenter,
• mathematician,
• professor,
• explorer,
• gladiator,
• hunter,
• soldier,
• genius,
• artist,
• pilot,
• conservative,
• bully,
• athlete,