careful
Pronunciation: /ˈkɛːfʊl, -f(ə)l/
adjective
- 1making sure of avoiding potential danger, mishap, or harm; cautious: I begged him to be more careful be careful not to lose her address
- (careful of/about) anxious to protect (something) from harm or loss; solicitous: he was very careful of his reputation
- prudent in the use of something, especially money: his mother had always been careful with money

Spelling help
Remember that the ending of careful is spelled with a single l; it is made up of the word care plus the suffix (ending) -ful.