puzzle over
agonize over, apply the mind, be at sea, be uncertain, beat about, doubt, feel unsure, flounder, grope, hammer at, hammer away at, puzzle, question, stew over, think hard,
broad-gauged - broad, catholic, cosmopolitan, ecumenical, wide
,
plane - aeroplane, aircraft, alabaster, amount, aspire, become airborne, billiard table, bowling alley, bowling green, calibre, claw skyward, compass, cut, dab, dead flat,
but good - OK, bad, boss, bully, cool, dandy, delicious, ducky, fine and dandy, great, groovy, heavy, hot, keen, mean,
in a whirl - around, clockwise, counter-clockwise, head over heels, round, round about, round and round ,
isobar - air mass, anticyclone, cold front, cold sector, cyclone, front, high, high-pressure area, isomer, isometric, isometric line, isotherm, isothermal line, low, low-pressure area,
abash - abase, appal, astound, bewilder, bother, bring down, bring low, cast down, chagrin, confound, confuse, crush, debase, degrade, demean,
crimped - corduroy, corrugated, crumpled, cut, doubled, engraved, flexible, fluted, folded, furrowed, gathered, grooved, incised, kinky, knitted,
armada - RN, argosy, coast guard, division, escadrille, fleet, flotilla, marine, merchant fleet, merchant marine, merchant navy, mosquito fleet, naval forces, naval militia, naval reserve,
superheated - heated, hot, overheated ,
autonomic reaction - answer, echo, reflection, reflex, reflex action, reflux, reply, response, return, reverberation, revulsion, rise ,
plane - aeroplane, aircraft, alabaster, amount, aspire, become airborne, billiard table, bowling alley, bowling green, calibre, claw skyward, compass, cut, dab, dead flat,
but good - OK, bad, boss, bully, cool, dandy, delicious, ducky, fine and dandy, great, groovy, heavy, hot, keen, mean,
in a whirl - around, clockwise, counter-clockwise, head over heels, round, round about, round and round ,
isobar - air mass, anticyclone, cold front, cold sector, cyclone, front, high, high-pressure area, isomer, isometric, isometric line, isotherm, isothermal line, low, low-pressure area,
abash - abase, appal, astound, bewilder, bother, bring down, bring low, cast down, chagrin, confound, confuse, crush, debase, degrade, demean,
crimped - corduroy, corrugated, crumpled, cut, doubled, engraved, flexible, fluted, folded, furrowed, gathered, grooved, incised, kinky, knitted,
armada - RN, argosy, coast guard, division, escadrille, fleet, flotilla, marine, merchant fleet, merchant marine, merchant navy, mosquito fleet, naval forces, naval militia, naval reserve,
superheated - heated, hot, overheated ,
autonomic reaction - answer, echo, reflection, reflex, reflex action, reflux, reply, response, return, reverberation, revulsion, rise ,

