кре́пкий

Solid and firm

• That's going to be hard.

  Будет трудно.

  Tatoeba · shekitten · CC BY 2.0 FR

• The bed was very hard.

  Кровать была очень жёсткая.

  Tatoeba · araneo · CC BY 2.0 FR

кре́пкий

Having a severe property; presenting difficulty.; Difficult or requiring a lot of effort to do, understand, experience, or deal with

кре́пкий

Solid and firm.; Resistant to pressure; difficult to break, cut, or penetrate

кре́пкий

Solid and firm.; Strong

кре́пкий

Solid and firm.; Containing alcohol

кре́пкий

Solid and firm.; Very acidic or tannic

кре́пкий

Solid and firm.; High in dissolved chemical salts, especially those of calcium

кре́пкий

Having a severe property; presenting difficulty.; Demanding a lot of effort to endure

кре́пкий

Having a severe property; presenting difficulty.; Severe, harsh, unfriendly, brutal

кре́пкий

Having a severe property; presenting difficulty.; Difficult to resist or control; powerful

With much force or effort

• You should have worked harder.

  Тебе надо было работать усерднее.

  Tatoeba · CK · CC BY 2.0 FR

• You didn't try hard enough.

  Ты недостаточно старался.

  Tatoeba · CK · CC BY 2.0 FR

With difficulty

So as to raise difficultiesредкое

Compactlyредкое

Near, closeредкое