verb/reteˈneɾ/
to retain, to remember; to withhold, hold, to keep; to hold back; to catch, to detain; to sequester
“No tengo muy claro si es lo que realmente quiero, por una parte quiero abrazarte y besarte, pero algo me retiene, no sé qué.” — I'm not sure if it is what I really want, because a part of me wants to hug you and kiss you, but something, I don't know what, is holding me back.
Synonyms: detentar, guardar, mantener, quedar
Borrowed from Latin retinēre, with conjugation based on tener.