Y vs. e
When the following word starts with the vowel sound /i/, the conjunction "y" (=and) turns into "e".
Y
-
and
Tú y yo somos hombres. (You and I are men.)Dos huevos fritos y un café, por favor. (Two fried eggs and coffee, please.)
E
-
and (when the following word starts with the vowel sound /i/)
Soy joven e inocente. (I'm young and innocent.)Usé demasiada lejía e hice un agujero en mi camisa. (I used too much bleach and made a hole in my shirt.)