. . hyacinth;. jacinth.
. . gibbon.
. 1. ( ) destruction, ruin;( -.) downfall;() death, destruction;~  the loss/wreck of a ship;   ~ that may ruin him, that may be the end of him; -.   bring* smb. to ruin;   ~ he is doomed (to destruction);~  the wreck/ruin of one`s hopes;2.  . . (.) . () heaps (of);( ) crowds (of);(   . .) swarms (of);~   heaps of things to do;~ () disastrous;() pernicious;~  fatal consequences.
|1. () flexible, supple;( ) supple, pliable, lithe;~  supple twig;~  supple fingers;~  supple body/figure;~  supple/lithe movements;2. (  ) flexible;() pliable;~  versatile mind;~  flexible/pliable/ adaptable character;~  adaptable leadership;~  elastic decision;~ . flexibility, suppleness, pliability, pliancy;~  flexibility/pliability of character;~  mental flexibility.
|. : ~  bad job, lost cause;~  god-forsaken spot, wretched hole.
|,  ( .; , ) die (of), perish (from);( , ) be* killed (by);( , ) fall* to pieces, be* going to rack and ruin;( ) be* lost; ~ the ship is sinking.
. hybrid;~ . hybridization, cross-fertilization.
. giant; ~ giant factory, vast industrial plant;~ gigantic;~  gigantic scale sg. ;~  . giant stride sg. ;  ~  advance with giant strides;make* tremendous progress.
|. hygiene; ~ personal hygiene;~, ~ hygienic;(   . .) sanitary.
. . hygrograph.
. . hygrometer.
. . hygroscope;~ . hygroscopic;~  absorbent cotton wool.
. guide.
. . , . hydra.
|. hydraulics;~ hydraulic;~  hydraulic brake;~  hydraulic press;~    hydraulic coal-mining.
. . hydrate.
. . hydride.
-  . hydro-.
. hydrobiology.
|. hydrographer;~ hydrographic(al);~  survey-vessel;~ . hydrography.
. hydrodynamics.
. hydrolysis ( pl. -ses);~ hydrolytic.
|. hydrologist;~ hydrological;~ . hydrology.
. hydraulic mining.
. hydromechanics.
. hydraulic monitor.
. hydroponics.
. seaplane;( ) flying boat;() float plane.
. hydroelectric (power) station.
. . hydropathy, hydrotherapy, hydrotherapeutics.
|. hydraulic engineer;~ . hydraulic engineering;~ hydrotechnical.
. water-turbine, hydraulic turbine.
. hydroelectric (power) development.
. hydro-electric plant.
. hydroelectric (power) station.
water-power attr. ;( ) water-driven.
. water-power resources.
. . hyena.
. . () boom.
|,  . whoop;~ . . .
. . () mainsheet.
|. . guild; ~ of the first guild.
. 1. () (cartridge-)case;( ) shell-case;2. () (cigarette-)sheath.
|. guillotine;~ .  . guillotine.
. 1. anthem; ~ National Anthem;2. () hymn (of praise).
. grammar-school boy, high-school boy;~ . grammar-school girl, high-school girl.
. grammar-school, high school, gymnasium.
. gymnast; ~ gymnastic display.
. high-collared tunic.
|. gymnastics; ~ competitive gymnastics; ~ free callisthenics; ~ go* in for gymnastics;~ gymnastic;~  gymnasium ( pl. -siums, -sia);gym . ;~  gymnastic exercises, gymnastics;~  gymnastics apparatus sg. ;~ . gymnast.
. gynaecologist.
gynaecological.
. gynaecology.
. . guinea.
|. 1. . hyperbola;2. . hyperbole;. exaggeration;~ 1. . hyperbolic;2. . hyperbolical.
. . hyperinflation.
. . hypertension, high blood pressure.
|hypertrophied;~ . hypertrophy.
. 1. () hypnosis;2. ( ) hypnotism;  ~ be* in a hypnotic trance;. be* hypnotized.
|. hypnotist, mesmerist;~,  (.) hypnotize (smb.) ;~ . hypnotism, mesmerism;~ hypnotic;~  hypnotic trance.
. . hyposulphite.
|. hypothesis ( pl. -ses); ~ working hypothesis; ~ frame/form hypotheses.
. . hypotenuse.
. . hypotension, low blood pressure.
. . hippopotamus ( pl. -ses, -mi).
. 1. . gypsum;2. (.    ) plaster (of Paris); ~  -. put* smth. in plaster;3. () plaster cast;~ . (.) 1. . plaster (smth.) ;2. .-. gypsum (smth.) apply gypsum (to).
1. gyps(e)ous;2. (  ) plaster(-of-Paris) attr. ;~  plaster cast.
. guipure.
. . weight-lifter.
. garland, festoon; -. ~ festoon smth. , deck smth. with garlands.
. gyroscopic compass, gyrocompass.
. gyroscope;~ gyroscopic.
. weight.
. histologist.
. histology.
. . () heat.
|. guitar; ~ ukulele;~ . guitar player.
. . , . gig.
