Lexical Definition

‎זָמַם‎ zâmam (zaw-mam') to plan H:V
a primitive root

consider, devise, imagine, plot, purpose, think (evil).

1) to have a thought, devise, plan, consider, purpose
1a) (Qal)
1a1) to consider, fix thought upon
1a2) to purpose, devise
1a3) to plot (of evil intent)

See Greek: βουλεύω · διαλογίζομαι · ἐκτείνω · ἐνθυμέομαι · ἐπιτίθημι · θεωρέω · παρατηρέω · χρόνος

Usage: 13 forms in 13 verses
Form Translated As     In Verse(s)
יָזְמ֖וּ they will plan Gen.11.6
זֹמֵ֣ם plotting Ps.37.12
זָמָֽמוּ they plotted Ps.31.13
זָמָ֗ם he purposed Lam.2.17
זָמַמְ֜תִּי I planned Zech.8.14
זָמַ֣ם he has purposed Jer.51.12
זָמַ֜ם he planned Zech.1.6
זָמַ֙מְתִּי֙ I have planned Zech.8.15
זָמַ֖ם he planned Deut.19.19
זָמְמָ֣ה she considers Prov.31.16
זַמֹּ֔תִי I have resolved Jer.4.28
זַ֝מּ֗וֹתָ you have plotted Prov.30.32
זַ֝מֹּתִ֗י I have resolved Ps.17.3

Brown-Driver-Briggs

‎זָמַם‎ verb consider, purpose, devise (Aramaic ‎זְמַם‎ in derived conjugations; compare Arabic speak, talk (rare); Aramaic is sonuit, resonavit, the noun is tinnitus, strepitus) — only Qal Perfect ‎זָמַם‎ Deut 19:19 + 2 t.; ‎זָמָ֑ם‎ Lam 2:17 ‎זָָֽמְמָה‎ Prov 31:16 ‎זַמּ֫וֺתָ‎ Prov 30:32 ‎זַמֹּ֫תִי‎ Jer 4:28 but also ‎זָמַ֫מְתִּי‎ Zech 8:14; Zech 8:15 ‎זַמֹּתִי‎ Ps 17:3 either belongs here with irregular accent (see De), or is Infinitive after analogue of ‎לה֞‎ e.g. ‎חַנּוֺת‎ compare Ps 77:10* (Hi Ri); Checritical note reads ‎זִמָּתִי‎; ‎זָמָ֑מוּ‎ Ps 31:14* Imperfect ‎יָָֽזְמוּ‎ Gen 11:6 (Ges«GKC:67»§ 67, R. 11); on possible Infinitive ‎זמֹּתִ֫י‎ Ps 17:3 see above; Participle ‎זֹמֵם‎ Ps 37:12

1. consider, fix thought upon, with accusative of concrete object ‎שָׂדֶה‎ Prov 31:16.

2. purpose, devise:
a. especially of Yahweh's purpose in punishment Jer 4:28 (absolute), Jer 51:12 followed by ‎עשׂה‎ + accusative (|| ‎מְזִמָּה‎), Lam 2:17 (followed by ‎אשׁר‎) Zech 1:6 (with ‎כאשׁר‎ followed by infinitive), Zech 8:14 (id.); of blessing only ‎כֵּן שַׁבְתִּי‎ ‎זָמַמְתִּי לְהֵיטִיב‎ Zech 8:15 (opposed to vZech 8:14).
b. of evil purpose of wicked men ‎לעשׂות‎ ‎׳‎‎אשׁר יז‎ Gen 11:6; Deut 19:19 (with ‎כאשׁר‎ + infinitive), Ps 31:14* (followed by infinitive); absolute Prov 30:32 (|| ‎נבל‎), Ps 17:3 have I (i.e. if I have) devised evil (so De); followed by ‎לְ‎ person (= against) Ps 37:12. **the text of Prov 30:32 is questioned by Frankenb Toy and others; see on II. ‎נבל‎, below.

Brown-Driver-Briggs References

Book Refs
Genesis 11:6
Deuteronomy 19:19
Psalms 17:3 · 31:14* · 37:12 · 77:10*
Proverbs 30:32 · 31:16
Jeremiah 4:28 · 51:12
Lamentations 2:17
Zechariah 1:6 · 8:14 · 8:15