'ĉj'—inserted between 1-5 letters of a masculine name denotes a term of endearment:
Johano, John, Jo'ĉj'o, Jack, Johnnie.
Ernesto, Ernest, Erne'ĉj'o, Ernie.
'ebl'—denotes possibility, something likely to happen:
legi, to read, leg'ebl'a, legible.
kredi, to believe, kred'ebl'a, credible.
'ec'—denotes an abstract quality (similar to the English suffix ness):
bona, good, bon'ec'o, goodness.
pura, clean, pur'ec'o, cleanliness.
'eg'—denotes augmentation, intensity of degree:
granda, great, grand'eg'a, enormous.
pafilo, gun, pafil'eg'o, cannon.
'ej'—denotes the place specially used for or allotted to:
dormi, to sleep, dorm'ej'o, a dormitory.
lerni, to learn, lern'ej'o, a school.