WordNet: tough

resistant to cutting or chewing

• also see inedible, uneatable

• similar to cartilaginous, gristly, rubbery

• similar to chewy

• similar to coriaceous, leathered, leatherlike, leathery

• similar to fibrous, sinewy, stringy, unchewable

• similar to fibrous, hempen

• similar to tough-skinned

tough

• (englanti) tender (antonym)

• (englanti) toughness (derivationally related)
• (suomi) kova (synonyymi)

• (suomi) sitkeä (synonyymi)