テロ攻撃[terokougeki] terrorist attack
応急攻撃[oukyuukougeki] hasty attack
攻め[seme] attack
攻める[semeru] to attack
攻め入る[semeiru] to invade

攻め滅ぼす[semehorobosu] to attack and overthrow
攻究[koukyuu] study
攻撃[kougeki] attack
攻撃ヘリコプター[kougekiherikoputaa] attack helicopter
攻撃開始線[kougekikaishisen] line of departure

ジェット推進研究所[jettosuishinkenkyuusho] Jet Propulsion Laboratory
学究[gakkyuu] scholar
観察的研究[kansatsutekikenkyuu] observational study
基礎研究[kisokenkyuu] basic research
客員研究員[kyakuinkenkyuuin] visiting researcher

究極[kyuukyoku] ultimate
究明[kyuumei] investigation (esp. in academic and scientific contexts)
究極目的[kyuukyokumokuteki] extreme purpose
共同研究[kyoudoukenkyuu] collaborative research
研究[kenkyuu] study