Perhaps, depending on context, "final investment decision".
A fid is a tool used to splice braided rope.
A few words that contain "fid" include "confident," "infidelity," and "perfidy."
"Fid" is considered a root because it is a standalone word element that carries meaning on its own. It cannot be broken down further into smaller meaningful components.
fid tid
cant fid them
ad+fid
There are two syllables. Fid-dle.
no because if you look you can't fid anything.
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A fid is nautical, and is a square wooden or iron bar which takes the weight of a topmast stepped to a lower mast by being passed through holes in both masts.
The root word for "fid" comes from the Latin word "fidere," meaning "to trust" or "to have confidence." It is commonly seen in words related to trust, belief, or faith.
Fidelity