undersee
To see or look under or below; see below the surface of.
transitive
Newfoundland guides, trying to point out to a fisherman a salmon in the water, may say: "You have to undersee the shine." Ken has a remarkable ability to "undersee the shine." He is not deceived by surfaces.
To look intently into; examine; inspect.
transitive
At these less visible but still crucial levels, a substantial military presence would appear to have strengthened the capacity of the government to implement policy, by toughening the chain of command and by enabling officers to play watchdog roles "underseeing" civilian ministers.
To neglect; fail to see properly or adequately; turn a blind eye to; ignore.
rare, transitive
But he didn't read books; he only oversaw, or undersaw, the niggling details of their mass production.
To supervise from below.
transitive
Damien took an alternate route to oversee (or, more accurately, undersee) the execution of his dirty work.
Where it comes from
From under- + see. Cognate with Dutch onderzien (“to see below”), German untersehen (“to see below”).
Adapted from the Wiktionary entry undersee (CC BY-SA 4.0).