hard

needing a lot of effort or skill to do, understand, or deal with

difícil

• sth is hard for sb

Collocations hard work · a hard problem

• Learning a new language can be very hard.

  Aprender un nuevo idioma puede ser muy difícil.

not easily bent or broken; firm to the touch

duro, firme al tacto

• a hard surface

Collocations hard rock · hard wood

• The stone is very hard.

  La piedra es muy dura.

with a lot of effort or energy; not gently or softly

intensamente, con fuerza

• work hard

Collocations hit hard · study hard

• He hit the ball very hard.

  Golpeó la pelota muy fuerte.

for a long time; without stopping

durante mucho tiempo, sin parar

• work hard

Collocations sleep hard · think hard

• She thought about it very hard.

  Ella pensó mucho en ello.

in a way that causes pain or damage; severely

severamente, con dolor

• hit hard

Collocations punish hard · criticize hard

• The storm hit the coast very hard.

  La tormenta golpeó la costa muy severamente.

strong or powerful; not weak

fuerte, poderoso

• a hard wind

Collocations hard rain · hard blow

• The wind was very hard.

  El viento era muy fuerte.

not comfortable or pleasant to sleep on; uncomfortable

incómodo, duro para dormir

• a hard bed

Collocations hard mattress · hard pillow

• The bed was very hard.

  La cama era muy dura.

not allowing any exceptions or flexibility; strict

estricto, riguroso

• a hard rule

Collocations hard deadline · hard line

• The rules are very hard.

  Las reglas son muy estrictas.