To hold forth about something in an opinionated manner.
Command instructing a person to confirm that they are present or that some other objective has been met.
Command instructing a person to speak up or acknowledge something.
To imagine or suspect; to conjecture; to posit with contestable premises.
Thought, imagination, or conjecture, which may be based upon feeble or scanty evidence; suspicion; guess.
Reflection; thought; posit.