Sudden attacks are a type of military strategy that involve quick, unexpected strikes. FORAYS, with six letters, are short, sudden incursions into enemy territory. INROADS, with seven letters, are similar to FORAYS but involve more sustained attacks. RAIDS, with five letters, are swift, surprise attacks on an enemy. ONSETS, with six letters, are sudden, violent attacks that are usually part of a larger campaign. Sorties, with seven letters, are short, offensive missions by military aircraft.