A primitive root; properly, to lurk for, i.e. Persecute -- hate, oppose self against.
Englishman's Concordance
1) to hate, oppose oneself to, bear a grudge, retain animosity against, cherish animosity against 1a) (Qal) to cherish animosity against Part of Speech: verb A Related Word by BDB/Strong’s Number: a primitive root Same Word by TWOT Number: 2251
Brown-Driver-Briggs
[שָׂטַם] verbbear a grudge, cherish animosity, against (Late Hebrew שָׂטַם Niph`al, ᵑ7Genesis 27:41שְׂטַם; perhaps akin to שׂטן q. v.); —
Genesis 27:41 HEB: וַיִּשְׂטֹ֤ם עֵשָׂו֙ אֶֽת־ NAS: So Esau bore a grudge against Jacob KJV: And Esau hated Jacob because INT:bore Esau Jacob
Genesis 49:23 HEB:וַֽיְמָרֲרֻ֖הוּ וָרֹ֑בּוּ וַֽיִּשְׂטְמֻ֖הוּ בַּעֲלֵ֥י חִצִּֽים׃ NAS: attacked him, And shot [at him] and harassed him; KJV: and shot [at him], and hated him: INT: bitterly and shot and harassed archer archer
Genesis 50:15 HEB:וַיֹּ֣אמְר֔וּ ל֥וּ יִשְׂטְמֵ֖נוּ יוֹסֵ֑ף וְהָשֵׁ֤ב NAS: What if Joseph bears a grudge against us and pays KJV: will peradventure hate us, and will certainly INT: said will peradventure bears Joseph and pays
Job 16:9 HEB:אַפּ֤וֹ טָרַ֨ף ׀ וַֽיִּשְׂטְמֵ֗נִי חָרַ֣ק עָלַ֣י NAS: has torn me and hunted me down, He has gnashed KJV: [me] in his wrath, who hateth me: he gnasheth INT: his anger has torn and hunted has gnashed with
Job 30:21 HEB:בְּעֹ֖צֶם יָדְךָ֣ תִשְׂטְמֵֽנִי׃ NAS: of Your hand You persecute me. KJV: hand thou opposest thyself against me. INT: the might of your hand persecute
Psalm 55:3 HEB:אָ֝֗וֶן וּבְאַ֥ף יִשְׂטְמֽוּנִי׃ NAS: upon me And in anger they bear a grudge against me. KJV: upon me, and in wrath they hate me. INT: trouble anger bear