escueto
From LSJ
ἐν ταῖς ἀνάγκαις χρημάτων κρείττων φίλος → it is better in times of need to have friends rather than money, a friend in need is a friend indeed (Menander, Sententiae monostichoi 143)
Spanish > Greek
ἁπλόος, ἁπλοῦς, βραχύλογος, βραχυλόγος, ὀλιγόλαλος, ὀλιγολάλος, ὀλιγόλογος, ὀλιγολόγος, βραχυρρήμων, ὀλιγόμυθος, ὀλιγοφραδής, φιλοσύντομος