What is a three-letter word that means observe?
Observe means to see.
To observe means to see, hear, touch, taste, or smell. Here are some sentences. You learn more if you concentrate and observe the world around you. Observe how the leaves change color in the Fall. We will observe the solar eclipse from the top of the mountain. The faithful observe a number of feast days established by the church.
There is spec which means venture. And there is speck which means a small dot or stain. A: 'Spec' is not a prefix; it is a root word that comes from the Latin word specio, to see or observe. English words that derive from it include spectacles (eyewear), inspect (to look for flaws), and specimen (an observed sample).