poly + gam + y --> polygamy
mono + gam + y --> monogamy
poly + gam + ous --> polygamous
mono + gam + ous --> monogamous
endo + gam + ous --> endogamous
endo + gam + y --> endogamy
exo + gam + ous --> exogamous
exo + gam + y --> exogamy
homo + gene/ + e + ous --> homogeneous
hetero + gene/ + e + ous --> heterogeneous
hetero + gene/ + e + ity --> heterogeneity
co + gent --> cogent
a + gent --> agent
gener + ate/ + ive --> generative
gener + ous --> generous
gener + al --> general
sug + gest --> suggest
assimilated <sub->
in + gest --> ingest
di + gest --> digest
a + gite/ + ate --> agitate
co + gite/ + ate --> cogitate
co + gnate --> cognate
co = together; gnate = to be born; cognate = born together
dia + gn + ose --> diagnose
dia + gn + ose/ + is --> diagnosis
pro + gn + ose/ + is --> prognosis
gn + omic --> gnomic
ag + gn + ost + ic --> agnostic
i + gn + ite --> ignite
go + es --> goes
go + ing --> going
go + ne --> gone
grace + ful --> graceful
dis + grace --> disgrace
grace + less --> graceless
grace/ + i + ous --> gracious
grade/ + u + ate --> graduate
"grain"
grane/ + ade --> granade
grane/ + ary --> granary
pome + grane/ + ate --> pomegranate
grane/ + ola --> granola
grane/ + i + vore/ + ous --> granivorous
grane/ + ule/ + ar --> granular
https://linguisteducatorexchange.com/2018/12/12/an-explosive-understanding/
graph + eme --> grapheme
grate/ + ite/ + ude --> gratitude
con + grate/ + ule/ + ate --> congratulate
grate + ful --> grateful
grate/ + ify --> gratify
grate/ + u + ite/ + ous --> gratuitous
grate/ + u + ite/ + y --> gratuity
in + grate --> ingrate
in + grate/ + ite/ + ate --> ingratiate
(not the grate/ + ing we do in cooking)
"serious"
(not the grave that means burial place)
grave/ + ite/ + y --> gravity
grave/ + ite/ + ate/ + ion --> gravitation
ag + grave/ + ate --> aggravate
ag + grege/ + ate/ + ed --> aggregated
con + grege/ + ate/ + ing --> congregating
e + grege/ + i + ous --> egregious
se + grege/ + ate/ + ion --> segregation
de + se + grege/ + ate/ + ion + ist --> desegregationist
se + grege/ + ate/ + ion + al --> segregational
ag + grege/ + ant --> aggregant
ag + grege/ + ate/ + or --> aggregator
grege/ + ary/i + ous + ly --> gregariously
grege/ + ary/i + ous + ness --> gregariousness
e + gress --> egress
ag + gress + ive --> aggressive
ag + gress + ion --> aggression
di + gress + ed --> digressed
re + gress + ive --> regressive
con + gress + ion + al --> congressional
pro + gress + ing --> progressing
retro + gress + es --> retrogresses
trans + gress + or --> transgressor
in + gress --> ingress