sondear

Verb

 * 1) to sound

Etymology
From.

Verb

 * 1) to sound, to probe test with a probe
 * 2) to plumb, to fathom to measure something's depth
 * 3) to sound out to figure out someone's intent, mood, opinion or preference usually indirectly
 * 4) to canvass conduct a survey
 * 5)  to plumb, to explore e.g. the depths of