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"Ruego" is a form of "ruego", a noun which is often translated as "plea". "Recomiendo" is a form of "recomendar", a transitive verb which is often translated as "to recommend". Learn more about the difference between "ruego" and "recomiendo" below.
el ruego(
rrweh
-
goh
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
1. (request)
a. plea
El jefe escuchó los ruegos de Javier y le dio una segunda oportunidad antes de despedirlo.The boss heard Javier's pleas and gave him a second chance before firing him.
2. (religious)
a. prayer
La virgen escuchó mis ruegos porque mi tía se curó milagrosamente.The virgin heard my prayers because my aunt healed miraculously.
recomendar(
rreh
-
koh
-
mehn
-
dahr
)A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
1. (to suggest)
a. to recommend
No te recomiendo salir con tu jefe.I would not recommend that you go out with your boss.
b. to advise
El médico me ha recomendado no comer tanto azúcar.The doctor has advised me not eat so much sugar.