Question Words

English		Arabic	Hebrew
what		مَا ma (no verb) مَاذَا madha (with verb)	מָה ma
why "for what?"		لِمَ lima	לָמָה lama
who		مَنْ man	מִי mi
whose "for whom" 2		لِمَنْ liman	לְמִי l'mi
Do…? Did…? Is…? Are…?		هَلْ hal (word) أَ a (prefix)	Prefixes: הֲ ha הַ ha (before a sh'va)
Do not…? Did not…? Is not…? Are not…?		أَلَا‎ ala	אֵין en
when		مَتَىٰ mata	מָתַי matai
where		أَيْنَ aina	אַיֵּה ayye
where			אֵי e אֵיפֹה efo
from where		مِنْ أَيْنَ‎ min aina	מֵאַיִן me'ayin
which	masculine	أَيّ ay	אֵיזֶה eze
	feminine		אֵיזוֹ ezo
	plural		אֵילוּ elu
how		كَيْفَ kaifa	אֵיךְ ekh
how much / many		كَمْ kam	כַּמָּה kamma

Sometimes also מַה or מֶה, depending on the first letter of the following word, using the same patterns as for attaching definite articles, including doubling the initial consonant of the next word.
From the prepositional prefix ל / لِ.
Derived from אֵי "where" + פֹּה "here".
Follows the pattern of the Hebrew demonstratives.