No pre means before and fix means well word under is not a prefix because der is not word at all
The definition of the prefix sub is: Under or less than.
The prefix sub- means under. In this word it roughly means the under way.
the word under has no prefix due to the fact that it doesn't have a root word.
an
The prefix sub- means under. One common word with this prefix is submarine.
The prefix in this word is "under". The root is "nourish".
Sub means under. Such as submarine means under the water. And sub-category would mean a smaller division of the main cetegory, i.e. Blood Pressure would be a sub-category of Health.
The prefix sub- means under. For instance a submarine is "under water".
Undermine?Underoos, underling
The Latin prefix 'infra' means 'under', as in infrastructure, infrared, infra dig, inferior, etc.
It means under.
Under