“ignorantly” in the Douay-Rheims Bible

The word ignorantly appears 7 times in the Douay-Rheims Bible. The first 7 matching verses are shown below.

Leviticus 5:18 He shall offer of the flocks a ram without blemish to the priest, according to the measure and estimation of the sin. And the priest shall pray for him, because he did it ignorantly: And it shall be forgiven him,
Numbers 15:25 And the priest shall pray for all the multitude of the children of Israel: and it shall be forgiven them, because they sinned ignorantly, offering notwithstanding a burnt offering to the Lord for themselves and for their sin and their Ignorance:
Numbers 15:27 But if one soul shall sin ignorantly, he shall offer a she goat of a year old for his sin.
Numbers 15:28 And the priest shall pray for him, because he sinned ignorantly before the Lord: and he shall obtain his pardon, and it shall be forgiven him.
Deuteronomy 19:4 This shall be the law of the slayer that fleeth, whose life is to be saved: He that killeth his neighbor ignorantly, and who is proved to have had no hatred against him yesterday and the day before:
Ecclesiasticus 14:7 And if he do good, he doth it ignorantly, and unwillingly: and at the last he discovereth his wickedness.
1 Timothy 1:13 Who before was a blasphemer and a persecutor and contumelious. But I obtained the mercy of God, because I did it ignorantly in unbelief.