The ones which look most similar represent different sounds. Nearest is lamedh = lower case l.
L.
There's no corresponding letter for phi"To represent some sound distinctions made in Greek but not in Phoenician, the Greeks added phi, chi, psi, and later omega to the Phoenician symbols"See the related link.
The letter U very closely resembles the function f(x) = x² or in general any parabola function (x4, x6 etc.).
bet.
There were no vowels.
The Latin letter a came from the first letter of the Greek alphabet (alpha) which came from the first letter of the Phoenician alphabet (alef), but nobody knows why alef is the first letter of the Phoenician alphabet.
Aleph - it is also the first letter of the Phoenician alphabet, which is drawn on its side as an ox head with horns. It is also the first letter of our alphabet, which we copied from them.
It is a letter of their alphabet. We use it today as the letter T.
Z came from the Greek letter Zeta, which came from the Phoenician letter Zayin.
Because the Greek alphabet was adapted from Phoenician, which began with Alef. (Nobody knows why the Phoenician alphabet begins with that letter).
A commitment for an organization.
Any letter - in any language.
Originates from the Phoenician Alphabet ... most commonly from the Hebrew Aleph.