pestañear
blink
pestaña
eyelash
+
-ear
verb suffix
Pestañear means to blink and can be thought of as an action (-ear1) related to pestaña0 (eyelash0).
verb
- blinkTo blink or bat one's eyelashesNo pude evitar pestañear cuando el viento sopló arena en mis ojos. // I couldn't help blinking when the wind blew sand into my eyes.