Your sentence
דִּבַּרְתִּי+לְאַט+כְּדֵי+שֶׁכֻּלָּם+יָבִינוּ.
Words in this sentence
כֹּל
All, whole, entirety, everything; found almost exclusively in singular definite and singular construct forms; used to translate English all, each, every, everything, and so on.
Masculine noun