Esperanto was designed to be extremely consistent and easy to learn. As such, Esperanto employs a grammer-coded system. Here are some examples of how it works:

GRAMMATICAL ENDINGS

-o: noun
Autonomy estas instruistino.
Autonomy is a teacher.

-a: adjective
Autonomy estas scienca intruistino.
Autonomy is a science teacher.

-e: adverb
Autonomy instruas bone.
Autonomy teaches well.

-j: plural
Estas du komputiloj en la hejmo de Autonomy.
There are two computers in Autonomy's home.

-n: object noun
Autonomy esploras la interreton.
Autonomy surfs the Web.

-i: infinitive verb
Autonomy esperas log^i sur Marson.
Autonomy hopes to live on Mars.

is: past tense
Autonomy helpis designi interplanedan kosmos^ipon.
Autonomy helped design an interplanetary spacecraft.

-as: present tense
Autonomy helpas designi interplanedan kosmos^ipon.
Autonomy helps design an interplanetary spacecraft.

-os: future tense
Autonomy helpos designi interplanedan kosmos^ipon.
Autonomy will help design an interplanetary spacecraft.

-u: imperative
Helpu nin designi interplanedan kosmos^ipon, Autonomy.
Help us design an interplanetary spacecraft, Autonomy.

-us: conditional
Ni havus interplanedan kosmos^ipon se Autonomy helpus nin.
We would have an interplanetary spacecraft if Autonomy would help us.

PARTICIPALS

-int-: past active
Verkinta marsan vojag^an simulilan programon, Autonomy riprozas.
After Having completed a Mars flight simulator program, Autonomy takes a break.

-ant-: present active
Verkanta marsan vojag^an simulilan programon, Autonomy ne havas tempon por ripozi.
As Autonomy is writing a Mars flight simulator program, she has no time for a break.

ont-: future active
Verkonta marsan vojag^an simulilan programon, Autonomy studas multe pri tiu temo.
As she is about to write a Mars flight simulator program, Autonomy studies much about the subject.

-it-: past passive
Marsan vojag^an simulila programo verkita per Autonomy.
A Mars flight simulator program written by Autonomy.

-at-: present passive
Marsan vojag^an simulila programo vertaka per Autonomy.
A Mars flight simulator program being written by Autonomy.

-ot-: future passive
Marsan vojag^an simulila programo verkota per Autonomy.
A Mars flight simulator program about to be written by Autonomy.

PREFIXES AND SUFFIXES

PREFIXES

bo-: in-law
Bofratino (sister-in-law)

dis-: dispersal or distribution
Dissendi (to broadcast)

ek-: sudden or brief action
Ekvidi (to glance)

eks-: former
Eksprezidento (expresident)

ge-: both sexes
Geastronau^toj (men and women astronauts)

mal-: opposite
Malproksima (far away, distant)

mis-: wrongly or mistaken
Misinterpreti (to misinterpret)

pra-: ancestor
Praavo (great-grandfather)

re-: return or repetition
Refari (to remake)

SUFFIXES

-ac^: low-quality
domac^o (shack)

-ad: continuous action
kuradi (to jog)

-aj^: concrete manifestation
sensencaj^o (nonsense)

-an: member or inhabitant
Marsano (Martian)

-ar: group
stelaro (constellation)

-ebl: possibility
nekredebla (impossible)

-ec: abstract concept or quality
libereco (freedom)

-eg: augmentive
kosmos^ipego (humongous spaceship)

-ej: place
konsentejo (land of consensus)

-em: tendency
imagema (imaginative)

-er: smaller unit
salero (grain of salt)

-estr: leader
kosmos^ipestro (spaceship commander)

-et: dimunitive
submars^ipeto (mini-sub)

-id: young of an animal
katido (kitten)

-ig: to make
terigi (to make Earth-like)

-ig^: to become
terig^ (to become Earth-like)

-il: tool or machine
komputilo (computer)

-in: female
instruistino (female teacher)

-ind: worthiness
spacinda (spaceworthy)

-ing: holder
kandelingo (candlestick)

-ism: theory or system
feminismo (feminism)

-ist: practitioner
genetikisto (geneticist)

-obl: multiple
kvaroble (quadruple)

-on: fraction
kvarono (one-quarter)

-uj: container
monujo (wallet)

-ul: person
scienculo (science guy)

NUMBERS IN ESPERANTO

1 unu; 2 du; 3 tri; 4 kvar; 5 kvin; 6 ses; 7 sep; 8 ok; 9 nau^ 10 dek;
11 dek unu; 12 dek du; 13 dek tri; 14 dek kvar; 15 dek kvin; 16 dek ses; 17 dek sep; 18 dek ok; 19 dek nau^ 20 dudek;
30 tridek; 40 kvardek; 50 kvindek; 60 sesdek ...
100 cent; 200 ducent; 300; tricent ; 400 kvarcent ...
1,000 mil
10,000 dekmil
100,000 centmil
1,000,000 miliono
1,000,000,000 biliono
1,000,000,000,000 triliono