gaffe or (rare) gaff /gaf/

A blunder

• sweetens
• sweeter
• sweetest
• sweet FA
• sweet Fanny Adams
• sweet fennel
• sweetfish
• sweet flag
• sweet flags
• sweet fuck all
• sweet gale
• sweet-gale
• sweet gales
• sweet gas
• sweet gases
• sweet gum
• sweet gums
• sweetheart
• sweetheart agreement
• sweetheart agreements
• sweetheart contract
• sweetheart contracts
• swimmer
• swimmeret
• swimmerets