'Hard' in the Bible

And he called his name Noah, saying, "This one {shall relieve us} from our work, and from the hard labor of our hands, from the ground which Yahweh had cursed.

But they said, "Step aside!" Then they said, "{This fellow} came to dwell as a foreigner and he acts as a judge! Now we shall do worse to you than them!" And they pressed very hard against the man, against Lot, and they drew near to break the door.

But he said to him, "My lord knows that the children [are] frail, and the flocks and the cattle [which are] nursing [are a concern] to me. Now [if] they drove them hard for a day all the flocks would die.

Then they journeyed from Bethel. And {when they were still some distance} from Ephrath, Rachel went into labor. And she had hard labor.

And Jacob said to Pharaoh, "The days of the years of my sojourning [are] one hundred and thirty years. Few and hard have been the days of the years of my life, and they have not reached the days of the years of the lives of my ancestors in the days of their sojourning."