manténs
Manténs is a Catalan verb form, the second-person singular present indicative of the verb mantenir, meaning to maintain, keep, or preserve. In standard Catalan orthography the unaccented form mantens is common, while manténs is used in contexts where the verb is accompanied by a following clitic pronoun, for example manténs-ho or manténs-la, to indicate emphasis or stress before the pronoun.
Mantens la casa en ordre. (You keep the house in order.)
Manténs-la en ordre. (Keep it in order.)
Mantens la promesa que vas fer. (You keep the promise you made.)
Mantenir belongs to the family of Romance verbs meaning to keep or preserve, with cognates such as
The accent in manténs is generally encountered in writing when a direct or indirect object pronoun follows
Mantenir (the infinitive), Catalan conjugation, and related Romance verbs such as mantener, maintenir, mantenere, manter.