Synonyms of the word

tough-skinned

• adj. Resilient; able to endure hardship or criticism, with no apparent adverse effects.

insensitive

• adj. Not expressing normal physical feeling.
• adj. Not expressing normal emotional feelings; cold; tactless; undiplomatic.

thick-skinned

• adj. Having a thick skin.
• adj. Not easily offended.
• adj. Insensitive to the feelings of others; callous.

tough

• adj. Strong and resilient; sturdy.
• adj. (of food) Difficult to cut or chew.
• adj. Rugged or physically hardy.
• adj. Stubborn.
• adj. (of weather etc) Harsh or severe.
• adj. Rowdy or rough.
• adj. (of questions, etc.) Difficult or demanding.
• adj. (material science) Undergoing plastic deformation before breaking.
• interj. (slang) Used to indicate lack of sympathy.
• n. A person who obtains things by force; a thug or bully.
• v. To endure.
• v. To toughen.