Lexical Definition

‎רָצַח‎ râtsach (raw-tsakh') to murder H:V
a primitive root

put to death, kill, (man-) slay(-er), murder(-er).

1) to murder, slay, kill
1a)(Qal) to murder, slay
1a1) premeditated
1a2) accidental
1a3) as avenger
1a4) slayer (intentional) (participle)
1b) (Niphal) to be slain
1c) (Piel)
1c1) to murder, assassinate
1c2) murderer, assassin (participle) (subst)
1d) (Pual) to be killed

See Greek: φονεύω · φόνος

Usage: 30 forms in 47 verses
Form Translated As     In Verse(s)
תִּֿרְצָֽח you must murder Deut.5.17
תִּֿרְצָֽ֖ח you must murder Exod.20.13
תְּרָצְּח֪וּ you will be murdered Ps.62.3
רוֹצֵ֗חַ a killer Deut.4.42
a murderer Job.24.14
רוֹצֵ֔חַ a killer Josh.20.3
רֹצֵֽחַ killer Deut.19.3
רֹצֵ֣חַֽ a killer Num.35.16Num.35.17Num.35.18Num.35.21
רֹצֵ֔חַ a killer Num.35.11Num.35.31
רָצֹ֙חַ֙ will you murder Jer.7.9
מְרַצְּחִֽים murderers Isa.1.21
יִרְצַ֤ח he will kill Deut.4.42
יִרְצַ֖ח someone will kill Num.35.30
יְרַצֵּֽחוּ they murder Ps.94.6
יְרַצְּחוּ they murder Hos.6.9
וּרְצָח֣וֹ and he will kill him Deut.22.26
וְרָצֹ֥חַ and murdering Hos.4.2
וְרָצַ֞ח and he will kill Num.35.27
הָרוֹצֵ֗חַ the killer Josh.20.6
הָרֹצֵֽחַ the killer Num.35.16Num.35.17Num.35.18
הָרֹצֵ֛חַ the killer Josh.21.21
הָרֹצֵ֗חַ the killer Num.35.25Deut.19.6
הָרֹצֵ֖חַ the killer Num.35.21Josh.20.5
הָרֹצֵ֔חַ the killer Num.35.12Num.35.28Deut.19.4Josh.21.13Josh.21.27Josh.21.38
הָרֹצֵ֑חַ the killer Num.35.6Num.35.19Num.35.26Num.35.30
הָֽרֹצֵ֗חַ the killer Josh.21.32
הָ֣רֹצֵ֔חַ the killer Num.35.27
הַנִּרְצָחָ֖ה murdered Judg.20.4
הַֽמְרַצֵּ֤חַ the murderer 2Kgs.6.32
הֲרָצַ֖חְתָּ ¿ have you murdered 1Kgs.21.19
אֵֽרָצֵֽחַ I will be killed Prov.22.13

Brown-Driver-Briggs

‎רָצַח‎ verb murder, slay (Late Hebrew (rare, also in derivatives) = Biblical Hebrew; compare Arabic , break, bruise, crush); —

Qal Perfect 3 masculine singular consecutive ‎׳‎‎וְר‎ Num 35:27, ‎וּרְצָחוֺ‎ Deut 22:26 2 masculine singular ‎(הֲ)רָצַחְתָּ‎ 1Kgs 21:19 Imperfect 3 masculine singular ‎יִרְצַח‎ Num 35:30; Deut 4:42 2 masculine singular ‎תִּרְצָ֑ח (צ־ַחׅ‎ Exod 20:13 = Deut 5:17 Infinitive absolute ‎רָצֹהַּ‎ Hos 4:2; Jer 7:9 Participle active ‎רֹצֵחַ‎ Deut 19:3 +, ‎׳‎‎רוֺ‎ Deut 4:42 +; — murder, slay, with premeditation, Exod 20:13 (E) = Deut 5:17; Hos 4:2; Jer 7:9; 1Kgs 21:19 (all absolute); with accusative of person Deut 22:26, unawares Deut 4:42 slay as avenger Num 35:27; Num 35:30 (P; || ‎חֵמִית‎ vNum 35:19 vNum 35:21); especially participle as substantive = slayer, manslayer, without intent, Deut 4:42; Deut 19:3; Deut 19:4; Deut 19:6 also in P: Num 35:6; Num 35:11; Num 35:12; Num 35:25; Num 35:26; Num 35:27; Num 35:28; Josh 20:3; Josh 20:5; Josh 20:6; Josh 21:13; Josh 21:21; Josh 21:27; Josh 21:32; Josh 21:26 (van d. H., Baer, vJosh 21:38 Gi; all P); murderer, with intent, Num 35:16 (twice in verse); Num 35:17 (twice in verse); Num 35:18 (twice in verse); Num 35:19; Num 35:21 (twice in verse); Num 35:30; Num 30:31 also Job 24:14. Niph`al Imperfect 1 singular ‎אֵרָצֵחַ‎ Prov 22:13 I shall be slain; Participle feminine singular as adjective ‎אִשָּׁה הַנִּרְצָחָה‎ Judg 20:4 the murdered woman. Pi`el (intensive) murder, assassinate: 3 masculine plural ‎יְרַצְּחוּ‎ Hos 6:9 (absolute), ‎יְרַצֵּ֑חוּ‎ Ps 94:6 (accusative of person, || ‎הָרַג‎); Ps 62:4* see below; Participle ‎מְרַצֵּחַ‎, as substantive 2Kgs 6:32 murderer, assassin; plural ‎מְרֵצְּחִים‎ Isa 1:21assassins. Pu`al Imperfect, 2 masculine plural ‎תְּרָצְּחוּ‎ Ps 62:4*, so Baer Gi, van d. H. ‎תְּרָצְחוּ‎, but Ben Naphtali Pi`el ‎תְּרַצְּחוּ‎ (Baer143), so Vrss Hup-Now De Che Bae and others ye murder (or batter, shatter).

Brown-Driver-Briggs References

Book Refs
Exodus 20:13
Numbers 30:31 · 35:6 · 35:11 · 35:12 · 35:16 · 35:17 · 35:18 · 35:19 · 35:21 · 35:25 · 35:26 · 35:27 · 35:28 · 35:30
Deuteronomy 4:42 · 5:17 · 19:3 · 19:4 · 19:6 · 22:26
Joshua 20:3 · 20:5 · 20:6 · 21:13 · 21:21 · 21:26 · 21:27 · 21:32 · 21:38
Judges 20:4
1 Kings 21:19
2 Kings 6:32
Job 24:14
Psalms 62:4* · 94:6
Proverbs 22:13
Isaiah 1:21
Jeremiah 7:9
Hosea 4:2 · 6:9