Word Network: endurecido

insensível

insensitive, showing or feeling no concern for others' feelings.

A2

resistente

Able to withstand the action of something.

A2

endurecer

To harden; to make or become hard or firm.

A2

duro

Solid, firm, and resistant to pressure; not easily broken or bent.

A1

rígido

Unable to bend or be forced out of shape; not flexible.

A2