piropear
flirt
piropo
compliment, flirtatious remark
+
-ear
verb suffix
Piropear means to flirt and is formed from the noun piropo0 (compliment, flirtatious remark0) + the verb suffix -ear1, literally meaning 'to give flirtatious compliments'.
verb
  1. flirt
    To compliment or flatter someone, especially in a romantic or flirtatious way.
    A Juan le gusta piropear a las chicas en la calle. // Juan likes to flirt with girls on the street.