Prefix & Suffix Rules for Verbs and Nouns

ACE uses multiple dedicated arrays for prefixes (PREF), noun suffixes, verb suffixes (perfect / imperfect / subjunctive / jussive / emphatic), and attached pronouns. This page describes their structure and usage.

1. Imperfect Verb Prefixes

• يَ — he / they
• تَ — she / you
• أَ (ea) — I
• نَ — we

2. Perfect Tense Suffixes

Suffixes mark person, gender, and number:

• -تُ → I
• -تَ → you (m.)
• -تِ → you (f.)
• -ا → dual
• -وا → plural (m.)
• -نَ → plural (f.)

3. Imperfect Tense Suffixes (Indicative)

• -ُ → default (m. sg.)
• -انِ → dual
• -ونَ → plural (m.)
• -ينَ → singular (f.)

4. Subjunctive Suffixes

Final vowel changes to fatḥa; many suffixes shorten or drop.

• -َ → he
• -ا → dual
• -وا → plural

5. Jussive Suffix Rules

Final vowel often drops, and weak roots undergo special changes:

• يَغْفِرْ → do not forgive!
• لَمْ يَكْتُبْ → he did not write

6. Attached Object Pronouns

• -هُ → him
• -ها → her
• -هم → them
• -كما → you (dual)

7. Genitive / Possessive Pronouns

• كِتابُهُ → his book
• رَبُّنا → our Lord

ACE merges prefixes and suffixes automatically with the correct vowels and sukoon.