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"Caricias" is a form of "caricia", a noun which is often translated as "caress". "Besitos" is a form of "besitos", a plural noun which is often translated as "kisses". Learn more about the difference between "caricias" and "besitos" below.
la caricia(
kah
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ree
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syah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
c. stroke 
No me gustan las caricias tan ligeras. Me dan cosquillas.I don't like such light strokes. They tickle too much.
2. (sensation)
a. caress 
Extrañaba la caricia de la voz tranquilizadora de mi madre cuando estudiaba en el extranjero.I missed the caress of my mother's soothing voice while I was studying abroad.