nose dive
acrobatics, aerobatics, banking, beat down, belly buster, belly flop, belly whopper, break, breakdown, cannonball, cheapen, cheapening, collapse, comedown, crabbing,
supervising - boss, conservation, direction, in charge, superintendent
,
rationale - account, clarification, cracking, decipherment, decoding, demonstration, demythologization, editing, elucidation, emendation, enlightenment, excuse, exegesis, exemplification, explanation,
come to blows - battle, box, brawl, broil, clash, close, collide, combat, contend, contest, duel, fence, feud, fight, grapple,
incomprehensible - abstruse, all-comprehensive, all-inclusive, ambiguous, antic, arcane, baffling, beguiling, bewildering, beyond understanding, boundless, countless, cryptic, dark, deep,
space walk - aerospace medicine, aerospace research, aerospace science, aerospace technology, astronautics, escape velocity, grand tour, interplanetary travel, rocketry, science fiction, space flight, space medicine, space travel, step flight ,
railed - barred, beleaguered, beset, bound, cloistered, confined, cramped, enclosed, hemmed in, immured, imprisoned, incarcerated, jailed, penned, quarantined,
avionics - aerodynamics, climatology, hydrostatics, kinetics, meteorology, photometry, pneumatics, radar, radio, radionics, rocketry, supersonics, television ,
emancipated - afoot and light-hearted, at large, at liberty, clear, delivered, detached, disengaged, easygoing, extricated, footloose, footloose and fancy-free, free, free and easy, free as air, freeborn,
economics - finance, finances ,
canal ray - X ray, beta ray, cathode ray, electron emission, gamma ray ,
rationale - account, clarification, cracking, decipherment, decoding, demonstration, demythologization, editing, elucidation, emendation, enlightenment, excuse, exegesis, exemplification, explanation,
come to blows - battle, box, brawl, broil, clash, close, collide, combat, contend, contest, duel, fence, feud, fight, grapple,
incomprehensible - abstruse, all-comprehensive, all-inclusive, ambiguous, antic, arcane, baffling, beguiling, bewildering, beyond understanding, boundless, countless, cryptic, dark, deep,
space walk - aerospace medicine, aerospace research, aerospace science, aerospace technology, astronautics, escape velocity, grand tour, interplanetary travel, rocketry, science fiction, space flight, space medicine, space travel, step flight ,
railed - barred, beleaguered, beset, bound, cloistered, confined, cramped, enclosed, hemmed in, immured, imprisoned, incarcerated, jailed, penned, quarantined,
avionics - aerodynamics, climatology, hydrostatics, kinetics, meteorology, photometry, pneumatics, radar, radio, radionics, rocketry, supersonics, television ,
emancipated - afoot and light-hearted, at large, at liberty, clear, delivered, detached, disengaged, easygoing, extricated, footloose, footloose and fancy-free, free, free and easy, free as air, freeborn,
economics - finance, finances ,
canal ray - X ray, beta ray, cathode ray, electron emission, gamma ray ,

