Utter below comparison of superiority word groups 4-5 times aloud. 

Group 1:

greater: greater than

firmer: firmer than

drier: drier than

richer: richer than

slighter: slighter than

harder: harder than

higher: higher than

braver: braver than

falser: falser than

sounder: sounder than

fatter: fatter than

finer: finer than

graver: graver than

wider: wider than

duller: duller than

freer: freer than

gladder: gladder than

ruder: ruder than

faster: faster than

greener: greener than

hotter: hotter than

fitter: fitter than

broader: broader than

calmer: calmer than

sicker: sicker than

Group 2:

tighter: tighter than

thicker: thicker than

fuller: fuller than

cleaner: cleaner than

safer: safer than

tamer: tamer than

fonder: fonder than

darker: darker than

kinder: kinder than

thinner: thinner than

fresher: fresher than

colder: colder than

damper: damper than

flatter: flatter than

scarcer: scarcer than

truer: truer than

gayer: gayer than

denser: denser than

cooler: cooler than

older: older than

elder: elder than

slower: slower than

odder: odder than

paler: paler than

redder: redder than

Group 3:

milder: milder than

lighter: lighter than

smaller: smaller than

quicker: quicker than

meaner: meaner than

stranger: stranger than

whiter: whiter than

warmer: warmer than

plainer: plainer than

straighter: straighter than

stiller: stiller than

larger: larger than

prompter: prompter than

steeper: steeper than

later: later than

softer: softer than

wilder: wilder than

weaker: weaker than

wetter: wetter than

sweeter: sweeter than

balder: balder than

grander: grander than

smoother: smoother than

sterner: sterner than

closer: closer than

Group 4:

dearer: dearer than

harsher: harsher than

smarter: smarter than

tougher: tougher than

harsher: harsher than

crisper: crisper than

louder: louder than

stricter: stricter than

coarser: coarser than

fouler: fouler than

grimmer: grimmer than

stiffer: stiffer than

wiser: wiser than

lower: lower than

rounder: rounder than

sharper: sharper than

ripper: ripper than

madder: madder than

quieter: quieter than

clearer: clearer than

nearer: nearer than

surer: surer than

rarer: rarer than

purer: purer than

poorer: poorer than

Group 5:

sincerer: sincerer than

severer: severer than

bitterer: bitterer than

crueller: crueller than

idler: idler than

abler: abler than

subtler: subtler than

bitterer: bitterer than

simpler: simpler than

gentler: gentler than

feebler: feebler than

nimbler: nimbler than

stabler: stabler than

longer: longer than

stronger: stronger than

younger: younger than

happier: happier than

busier: busier than

clumsier: clumsier than

luckier: luckier than

cloudier: cloudier than

earlier: earlier than

manlier: manlier than

needier: needier than

filthier: filthier than

Group 6:

heavier: heavier than

funnier: funnier than

fishier: fishier than

heartier: heartier than

lovelier: lovelier than

naughtier: naughtier than

rainier: rainier than

emptier: emptier than

cozier: cozier than

bloodier: bloodier than

nastier: nastier than

easier: easier than

dustier: dustier than

riskier: riskier than

faultier: faultier than

healthier: healthier than

thornier: thornier than

windier: windier than

merrier: merrier than

sillier: sillier than

steadier: steadier than

chillier: chillier than

hastier: hastier than

bushier: bushier than

prettier: prettier than

Group 7:

tinier: tinier than

thirstier: thirstier than

uglier: uglier than

stickier: stickier than

readier: readier than

lengthier: lengthier than

tidier: tidier than

worthier: worthier than

foggier: foggier than

likelier: likelier than

sleepier: sleepier than

wealthier: wealthier than

sorrier: sorrier than

muddier: muddier than

bulkier: bulkier than

easier: easier than

pettier: pettier than

stingier: stingier than

haughtier: haughtier than

handier: handier than

jollier: jollier than

speedier: speedier than

trickier: trickier than

choosier: choosier than

preciser: preciser than

Group 8:

commoner: commoner than

conciser: conciser than

wickeder: wickeder than

shallower: shallower than

narrower: narrower than

yellower: yellower than

mellower: mellower than