the.com/articulate
Saying exactly what you mean, with all the joints in the right places.
means Able to express thoughts clearly, fluently, and precisely in speech or writing.
from From Latin articulatus, divided into joints, from articulus, a small joint — speech broken cleanly into understandable pieces, like a well-jointed skeleton of sound.
Anatomy linkSame root names your finger joints.
Hidden insultOften a backhanded surprise about who can speak well.
Verb tooTo articulate means to join or pronounce distinctly.