make do, do

Latin, facere - make, do

difficult =  (noun): hard to do, troublesome

fer:

bear, carry

Latin, ferre: bear, carry

infer =  (verb): to come to a conclusion from looking at facts, to guess

fict, feign, fain:

shape, make, fashion

Latin, fingere: shape, make

fiction = (noun): something produced from imagination, an invented story

fid:

belief, faith

Latin, fidere: to trust

confide =  (verb): to trust, to trust another person with a secret

fig:

shape, form

Latin, figura: form, shape, figure

figurem = (noun): shape, pattern, drawing
(verb) - decide, plan, decipher

flu, fluct, flux:

flow

Latin, fluere: to flow

fluid =  (adjective): capable of flowing, a smooth easy style (noun) - a liquid

form:

shape

Latin, forma: beauty, shape, form

format =  (noun): the shape and size of something

fract, frag, frai:

break

Latin, frangere: to break

frail = (adjective): easily broken, not strong, weak

gen, gin:

to give birth, kind

Greek, genus: birth

generate =  (verb): to produce, to create

geo:

earth

Greek, ge: earth

geography =  (noun): a science that describes the earth's surface

gor:

to gather, to bring together

Greek, ageirin: to gather

category =  (noun): a class or set in which a thing is placed

grad, gress, gree:

step, go, move

Latin, gradus: step

degree =  (noun): a step or stage in a process

graph, graf:

write, draw

Greek, graphein: write, scratch, carve

graphic =  (adjective): written, drawn, vividly shown

her, hes:

to stick

Latin, haerere: to stick

adhere =  (verb): to stick

jac, ject, jet:

to throw

Latin, jacere: to throw, to lie

reject = (verb): to throw out, unwilling to accept

jug, junct, just:

to join

Latin, jungere: to join

junction =  (noun): a place at which two things join