The Suffix -an

member of, somebody belonging to:

• klubano – club member
• amerikano – American
• samlandano – fellow-countryman
• samideano – fellow-supporter (of an idea: in particular, a fellow Esperantist)

The Suffix -ec

makes an abstract noun, indicating a state of quality:

• beleco – beauty
• varmeco – warmth
• simpleco – simplicity

The Suffix -uj

forms the name of a container, country or plant:

• manĝujo – manger, food-trough
• cindrujo – ashtray
• Francujo – France
• Aŭstrujo – Austria
• pomo – apple
  • pomujo – apple tree