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Chapter 31 — Stem Identification Drill (Weak Roots)

BBH Chapter 31 · Piel Weak Verbs


Instructions

Below are 25 Hebrew verb forms from weak roots (ברך, גלה, צוה, חזק). For each form, identify:

  1. Root
  2. Stem — Qal / Niphal / Hiphil / Hophal / Piel
  3. Conjugation — Perfect / Imperfect / Wayyiqtol / Imperative / Participle
  4. PGN — Person-Gender-Number (where applicable)

Leave the answer columns blank, then check your work against the answer key below.

Key markers for weak roots:

  • I-Guttural (ברך, חזק): Piel R2 cannot take dagesh — watch for virtual doubling (longer vowel before R2 instead of dagesh); or in some forms, the guttural itself affects the surrounding vowels.
  • III-ה (גלה, צוה): Piel perfect 3ms ends in ָּה (Qamets + dagesh-he). Qal perfect 3ms ends in ָה (Qamets-he, no dagesh). Hiphil prefix הִ identifies Hiphil. Niphal shows assimilated נ or נִ prefix. Hophal prefix הֻ (u-class) identifies Hophal passive.
  • Wayyiqtol: waw + Pathach (וַ) + prefix; the dagesh in the prefix consonant marks wayyiqtol for Qal; Piel wayyiqtol keeps Shewa under prefix.

Exercise Table

# Hebrew Root Stem Conjugation PGN
1 בֵּרַךְ
2 בָּרַךְ
3 גִּלָּה
4 גָּלָה
5 נִגְלָה
6 הִגְלָה
7 צִוָּה
8 חִזֵּק
9 חָזַק
10 יְבָרֵךְ
11 יְצַוֶּה
12 יִגְלֶה
13 יִגָּלֶה
14 יְגַלֶּה
15 יַגְלֶה
16 וַיְבָרֶךְ
17 וַיְצַו
18 וַיִּגֶּל
19 בָּרֵךְ
20 גַּל
21 גַּלֵּה
22 מְבָרֵךְ
23 מְגַלֶּה
24 גֹּלֶה
25 הֻגְלָה

Answer Key

# Hebrew Root Stem Conjugation PGN Notes
1 בֵּרַךְ ברך Piel Perfect 3ms I-guttural ב: virtual dagesh (Tsere lengthened before R2); Hireq–Tsere vowels
2 בָּרַךְ ברך Qal Perfect 3ms No dagesh; Qamets–Pathach = standard Qal perfect
3 גִּלָּה גלה Piel Perfect 3ms Dagesh in ל (R2) + III-ה ending ָּה; Hireq under ג
4 גָּלָה גלה Qal Perfect 3ms No dagesh in ל; Qamets–Qamets-he = Qal III-ה perfect 3ms
5 נִגְלָה גלה Niphal Perfect 3ms נִ prefix + Qamets under ל = Niphal III-ה perfect 3ms
6 הִגְלָה גלה Hiphil Perfect 3ms הִ prefix + Qamets = Hiphil III-ה perfect 3ms (III-ה contracts rather than taking Hireq-Yod)
7 צִוָּה צוה Piel Perfect 3ms III-ה root (ה contracts); dagesh in וּ (R2); Hireq under צ = Piel
8 חִזֵּק חזק Piel Perfect 3ms Guttural ח at R1; dagesh in ז (R2); Hireq–Tsere = Piel. ח cannot take dagesh, but R2 ז can
9 חָזַק חזק Qal Perfect 3ms No dagesh in ז; Qamets–Pathach = Qal perfect; ח guttural at R1
10 יְבָרֵךְ ברך Piel Imperfect 3ms Shewa + compensatory Qamets under ב (virtual dagesh for I-guttural) + Tsere = Piel imperfect
11 יְצַוֶּה צוה Piel Imperfect 3ms Shewa prefix + dagesh in וּ + Tsere-He (ֶּה) ending = Piel III-ה imperfect
12 יִגְלֶה גלה Qal Imperfect 3ms Hireq prefix; no dagesh in ג; Seghol + III-ה he = Qal III-ה imperfect
13 יִגָּלֶה גלה Niphal Imperfect 3ms Hireq prefix; dagesh in ג (assimilated נ); Qamets–Seghol = Niphal III-ה imperfect
14 יְגַלֶּה גלה Piel Imperfect 3ms Shewa prefix; dagesh in ל (R2); Seghol + he = Piel III-ה imperfect
15 יַגְלֶה גלה Hiphil Imperfect 3ms Pathach prefix (יַ); no dagesh in ל; Seghol = Hiphil III-ה imperfect
16 וַיְבָרֶךְ ברך Piel Wayyiqtol 3ms Waw + Shewa under יְ (no dagesh in י = Piel wayyiqtol) + Piel imperfect vowels
17 וַיְצַו צוה Piel Wayyiqtol 3ms Waw + Shewa under יְ + III-ה root contracts (ה drops in wayyiqtol) = Piel wayyiqtol
18 וַיִּגֶּל גלה Qal Wayyiqtol 3ms Waw + dagesh in יּ (wayyiqtol marker); ה drops (apocope) = Qal wayyiqtol of III-ה
19 בָּרֵךְ ברך Piel Imperative 2ms Qamets + Tsere; no prefix; I-guttural compensatory pattern = Piel imperative
20 גַּל גלה Qal Imperative 2ms Apocopated (III-ה ה drops); Pathach under ג = Qal imperative of III-ה root
21 גַּלֵּה גלה Piel Imperative 2ms Pathach + dagesh forte in ל + Tsere + he = Piel imperative of III-ה
22 מְבָרֵךְ ברך Piel Participle ms מְ prefix + compensatory Qamets + Tsere; I-guttural lengthening before R2
23 מְגַלֶּה גלה Piel Participle ms מְ prefix + dagesh in ל + III-ה ending = Piel participle of III-ה
24 גֹּלֶה גלה Qal Participle ms Holem under ג; no מ prefix; III-ה ending = Qal active participle of III-ה
25 הֻגְלָה גלה Hophal Perfect 3ms הֻ prefix (u-class Qibbuts = Hophal passive marker) + III-ה ending = Hophal III-ה perfect. Passive of Hiphil.