We won't be able to answer this accurately if you don't tell us the following words.
There are a few but I only remember con and day.
You didn't tell us the words.
con
bled
A five letter word that will make compound words from that list is FRONT.
pick, high, do, bank
out
day
The word "fire".
daydaylightdaybreakdaytime
We can't be sure the answer is accurate without knowing the following words. Consign is one possibility.
day
There is no English word with the pattern ?blip.
Some words to place in front of 'off' to make a compound word are:blastbrushcastcookknocklaypayplayriprunsendshowstandtradewrite
dockdockagedockagesdockeddockerdockersdocketdocketeddocketingdocketsdockhanddockhandsdockingdocklanddocklandsdockmasterdockmastersdocksdocksidedocksidesdockworkerdockworkersdockyarddockyards
The word is "land." I realize that's not three letters.