G0926–βαρύς–barus

Yea, they bind heavy burdens and grievous to be borne, and lay them on men's shoulders; but they themselves will not move them with their finger.

βαρέα barea “heavy”

Woe unto you, scribes and Pharisees, hypocrites! for ye tithe mint and anise and cummin, and have left undone the weightier matters of the law, justice, and mercy, and faith: but these ye ought to have done, and not to have left the other undone.

βαρύτερα barutera “weightier [matters]”

I know that after my departing grievous wolves shall enter in among you, not sparing the flock;

βαρεῖς bareis “grievous”

And when he was come, the Jews that had come down from Jerusalem stood round about him, bringing against him many and grievous charges which they could not prove;

βαρέα barea “weighty”

For, His letters, they say, are weighty and strong; but his bodily presence is weak, and his speech of no account.

βαρεῖαι bareiai “[are] weighty”

For this is the love of God, that we keep his commandments: and his commandments are not grievous.

βαρεῖαι bareiai “burdensome”