Verb

(speculat)

To think, meditate or reflect on a subject; to consider, to deliberate or cogitate.

* Hawthorne

It is remarkable that persons who speculate the most boldly often conform with the most perfect quietude to the external regulations of society.

To make an inference based on inconclusive evidence; to surmise or conjecture.

* {{quote-magazine, date=2013-06-07, author=David Simpson

, volume=188, issue=26, page=36, magazine=(The Guardian Weekly) , title= Fantasy of navigation , passage=It is tempting to speculate about the incentives or compulsions that might explain why anyone would take to the skies in [the] basket [of a balloon]: perhaps out of a desire to escape the gravity of this world or to get a preview of the next; […].}}

(intransitive, business, finance) To make a risky trade in the hope of making a profit; to venture or gamble.

Verb

(supervis)

To direct, manage, or oversee; to be in charge

*, chapter=19

, title= The Mirror and the Lamp , passage=Nothing was too small to receive attention, if a supervising eye could suggest improvements likely to conduce to the common welfare. Mr. Gordon Burnage, for instance, personally visited dust-bins and back premises, accompanied by a sort of village bailiff, going his round like a commanding officer doing billets.}}

(obsolete) To look over so as to read; to peruse.

* 1590 , , IV. ii. 120:

Let me supervise the canzonet.