The Hebrew Verb אָחַד – “To Unite”

The Hebrew root א־ח־ד gives rise to the familiar adjective אֶחָד meaning “one.” However, in rare cases, this root also functions as a verb in the Qal stem: אָחַד – “to unite.” While it appears very infrequently in the Hebrew Bible, some forms are attested or can be reconstructed using standard Qal paradigms. Below is a comprehensive overview of the conjugation and forms of this rare but meaningful verb.

Past Tense (Perfect) – Qal

Person	Singular	Plural
1st	אָחַדְתִּי (aḥadti) – I united	אָחַדְנוּ (aḥadnu) – we united
2nd m	אָחַדְתָּ (aḥadta) – you (m) united	אָחַדְתֶּם (aḥadtem) – you (m. pl.) united
2nd f	אָחַדְתְּ (aḥadt) – you (f) united	אָחַדְתֶּן (aḥadten) – you (f. pl.) united
3rd m	אָחַד (aḥad) – he united	אָחֲדוּ (aḥadu) – they (m) united
3rd f	אָחֲדָה (aḥadah) – she united	אָחֲדוּ (aḥadu) – they (f) united

Present Tense (Participle) – Qal

Gender/Number	Form
Masculine Singular	אֹחֵד (oḥed) – uniting
Feminine Singular	אֹחֶדֶת (oḥedet) – uniting
Masculine Plural	אֹחֲדִים (oḥadim) – uniting
Feminine Plural	אֹחֲדוֹת (oḥadot) – uniting

Future Tense (Imperfect) – Qal

Person	Singular	Plural
1st	אֶאֱחַד (eʾeḥad) – I will unite	נֶאֱחַד (neʾeḥad) – we will unite
2nd m	תֶּאֱחַד (teʾeḥad) – you (m) will unite	תֶּאֱחֲדוּ (teʾeḥadu) – you (m. pl.) will unite
2nd f	תֶּאֱחֲדִי (teʾeḥadi) – you (f) will unite	תֶּאֱחֲדוּ (teʾeḥadu) – you (f. pl.) will unite
3rd m	יֶאֱחַד (yeʾeḥad) – he will unite	יֶאֱחֲדוּ (yeʾeḥadu) – they (m) will unite
3rd f	תֶּאֱחַד (teʾeḥad) – she will unite	תֶּאֱחֲדוּ (teʾeḥadu) – they (f) will unite

Imperative – Qal

Person	Form
2nd m sg	אֶחַד (eḥad) – unite!
2nd f sg	אֶחֲדִי (eḥadi) – unite! (f.)
2nd m pl	אֶחֲדוּ (eḥadu) – unite! (m. pl.)
2nd f pl	אֶחֲדוּ (eḥadu) – unite! (f. pl.)

Infinitives – Qal

Infinitive Construct: לֶאֱחֹד (leʾeḥod) – to unite
Infinitive Absolute: אֱחֹד (ʾeḥod) – uniting (emphatic/instructional)

Significance of the Verb אָחַד

Though the verb אָחַד is rare in biblical usage, its meaning—“to unite”—is rich and conceptually significant. It derives from the same root as אֶחָד, the number “one,” and reflects the deeper biblical theme of unity. This conjugation guide provides a comprehensive reference for all major forms of the verb, based on Qal stem patterns.