Similar words
chronique
Close — "a long illness" means a chronic one.
Similar in other languages
Portuguese
comprido
comprido is the Portuguese word for the same thing — both mean "long."
Portuguese
longo
longo is the Portuguese word for the same thing — both mean "long."
Practice
1 What does long mean?
long
2 Fill the gap: Le fleuve est très ___.
Full sentence: Le fleuve est très long. (The river is very long.)
3 Which fingerprint chart matches long?
long: neutral register, core frequency, general domain, neutral connotation.