This is the 4215th most frequent Arabic word.
كلاهما
"Both of them."
In this sentence, "كلاهما" is used as a subject pronoun indicating that two individuals are performing the action of loving reading.
كلاهما يحب القراءة.
Both of them love reading.
Here, "كلاهما" is used to emphasize that both entities mentioned before it (my friend and I) share the action described.
أنا وصديقي كلاهما نحب السفر.
My friend and I both love traveling.
In this example, "كلاهما" refers to two items (the book and the newspaper) and highlights their collective characteristic of providing information.