Related by context. Frequent words. (Click for all words.) 56 #,# tonne corvette 51 Korean submarine torpedoed 50 Mercury MerCruiser sterndrives 50 torpedo 50 fired homing torpedo 49 propeller blade 49 airburst 48 Korean torpedo 48 antisubmarine 47 sonars 47 turbine blade 47 overpressure 46 sunken warship 46 Aegis radar 46 underwater sonar 46 Cheonan sank 46 underwing 45 Cheonan corvette 45 propellor 45 corvette Cheonan 45 nosewheel 45 Korean torpedo sank 45 radome 45 opto mechanical 45 Cheonan 44 collimated 44 #,# ton Cheonan 44 NKorea vows 44 propellors 44 crackling gunfire 44 HMS Tireless 44 bow thruster 44 turbine 44 thermite 44 whooshing sound 44 isotope separation 44 piezo electric 44 superheat 43 depressurisation 43 thermonuclear device 43 amplitudes 43 magnetron 43 passive sonar 43 ramjet 43 soundwaves 43 millimeter cannon 43 electromagnetic pulse 43 radomes 43 #mm howitzer 43 frequency electromagnetic 43 airfoil 43 scramjet engine 42 helicopter rotor blades 42 detonation 42 intercept ballistic missiles 42 shellfire 42 reactor coolant 42 directivity 42 scintillator 42 decibels dB 42 torpedo bombers 42 superconducting magnet 42 electromagnetic pulses 42 submarine 42 radioactivity readings 42 warship Cheonan 42 Punggye ri 42 sensor arrays 42 Piezoelectric 42 propeller 42 compressed nitrogen 42 uncontained failure 42 kiloton 42 Baengnyeong Island 42 torpedo tubes 41 infrasound 41 propellers 41 thunder clap 41 AP IMPACT Fed'l 41 plasmon 41 ultrasonic waves 41 radar altimeter 41 sonar 41 rotor blade 41 rotor 41 propeller blades 41 accidental detonation 41 voltage spikes 41 turbopump 41 SLBM 41 airfoils 41 pressurisation 41 controlled detonation 41 quantum cascade laser 41 ultrasonic 41 Navy P 3C 41 loud rumbling 41 South Korean warship 41 scrambled fighter jets 41 conning tower 40 armor piercing rounds