Genesis 42:7וַיִּתְנַכֵּר
And when Joseph saw his brothers, he recognized them, but he treated them as strangers and spoke harshly to them. “Where have you come from?” he asked. “From the land of Canaan,” they replied. “We are here to buy food.”
Deuteronomy 32:27יְנַכְּרוּ
if I had not dreaded the taunt of the enemy, lest their adversaries misunderstand and say: ‘Our own hand has prevailed; it was not the LORD who did all this.’”
1 Samuel 23:7נִכַּר
When Saul was told that David had gone to Keilah, he said, “God has delivered him into my hand, for he has trapped himself by entering a town with gates and bars.”
1 Kings 14:5מִתְנַכֵּרָה
But the LORD had said to Ahijah, “Behold, the wife of Jeroboam is coming to ask you about her son, for he is ill. You are to say such and such to her, because when she arrives, she will be disguised.”
Proverbs 26:24יִנָּכֵר
A hateful man disguises himself with his speech, but he lays up deceit in his heart.
Jeremiah 19:4וַיְנַכְּרוּ
because they have abandoned Me and made this a foreign place. They have burned incense in this place to other gods that neither they nor their fathers nor the kings of Judah have ever known. They have filled this place with the blood of the innocent.

Brown-Driver-Briggs

[נכר] vb. denom. act or treat as foreign, or strange; disguise, misconstrue

Niph. with his lips a hater disguiseth himself

Pi. and they have treated this place as foreign

Hithp. he acted as a stranger toward them

Sources: Brown-Driver-Briggs (1906, public domain) from the Open Scriptures Hebrew Lexicon (CC BY 4.0), glosses from STEPBible TBESH (CC BY 4.0); STEPBible TAHOT (Hebrew Bible, Leningrad Codex, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.