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Zineb
The word is bait.
No word in the English language begins with q and ends with b.
Bellybuttons would be the longest word I can think of beginning with a 'b' and ending in an 's'.
Including the letters d, b, f, the longest word might be defibrillation.
21-letter wordbuckminsterfullerenes
Some eight letter words that start with B and end with P are:backdropbackstopbookshopbullwhip
The longest word starting with B is: brachopsedo pnemonoultra microscopics ilicovolcano coniosis (the word has no spaces but the whole word will not appear unless it is broken into pieces).
Some words that start with S and end with B are:sahibscabscarabscrubshrubslabslobsnobsnubsobspareribspiderwebsquabstabstubsubsuburbsuccumbsuperbswab
Biotechnological
Bomb, barb
Thousands of English words start with the letter b. Less than ten English words end with the letter j. No Scrabble words start with b and end with j.