fine, fragile, delicate, and dainty

firmness, steadfastness, stability, and tenacity

flash, flame, flare, and glare

flat, insipid, tame, and monotonous

fluctuating, hesitating, vacillating, and oscillating

folly, foolishness, imbecility, and fatuity

foolhardy, hasty, adventurous, and reckless

fop, coxcomb, puppy, and jackanapes [jackanapes = conceited person]

force, vigor, power, and energy

formal, precise, stiff, and methodical

fortunate, happy, prosperous, and successful

fragile, frail, brittle, and delicate

freedom, familiarity, liberty, and independence

frightful, fearful, direful, and dreadful

frivolous, trifling, petty, and childish

fruitful, fertile, prolific, and productive

fruitless, vain, trivial, and foolish

frustrate, defeat, disappoint, and thwart

fully, completely, abundantly, and perfectly

furious, impetuous, boisterous, and vehement

G

gaiety, merriment, joy, and hilarity

gallant, ardent, fearless, and self-sacrificing

garnish, embellish, beautify, and decorate

generous, candid, easy, and independent

genius, intellect, aptitude, and capacity

genteel, refined, polished, and well-bred

gentle, persuasive, affective, and simple

genuine, true, unaffected, and sincere

ghastly, grim, shocking, and hideous

gibe, mock, taunt, and jeer

giddy, fickle, flighty, and thoughtless

gleam, glimmer, glance, and glitter

gloomy, dismal, dark, and dejected

glorious, noble, exalted, and resplendent

glut, gorge, cloy, and satiate [cloy = too filling, rich, or sweet]

good, safe, venerable, and solid

government, law, order, and organization

grand, stately, dignified, and pompous

grave, contemplative, reserved, and profound

great, joyous, strong, and triumphant

greed, avarice, covetousness, and cupidity

gross, academic, vulgar, and indiscriminate

H

habit, custom, method, and fashion

handsome, exquisite, brilliant, and accomplished

harmless, innocent, innocuous, and inoffensive

harmony, order, sublimity, and beauty

harsh, discordant, disagreeable, and ungracious

hasty, superficial, impatient, and desultory
                                  [desultory = disconnected:  haphazard]

healed, soothed, consoled, and assuaged

healthy, hale, sound, and wholesome

heavy, sluggish, dejected, and crushing

high-minded, truthful, honest, and courageous