cura-, cur-

(Latin: care, heal, cure [care for, give attention to, to take care of])

accuracy
accurate
1. Giving a correct, or truthful, representation of something: "His account of what happened yesterday was not accurate."
2. That which is precise or free from errors and done with care; such as, an accurate report.
3. Capable of providing information in accordance with an accepted standard: "The radio-controlled watch provides the most accurate time."

Word History

To do something accurately, one must do it carefully; as even the etymology of the word suggests. Latin cura means "care", and accurare means "to expend care on, to take care of". The past participle accuratus means "done with care", and from it we have made our word accurate.

Picturesque Word Origins; G. & C. Merriam Company;
Springfield, Massachusetts, U.S.A; 1933; pages 7.
accurately
assurance
assure
1. To overcome someone's doubt or disbelief about something: "He tried to assure me that my money was safe."
2. To cause someone to feel sure: "He assured her of his loyalty."
3. To give confidence to; to reassure.
4. To make certain; to ensure.
5. Etymology: from Old French aseurer, "to make sure"; from Vulgar Latin assecurar, from Latin ad-, "to" + securus, "sure, safe, secure".

The Latin word securus also gives us "secure".

assuredly
curability
curable (adjective)
curably
curate
curative
Tending to cure or restore to health.
curatively
curator
curatrix
1. A woman, or anything regarded as feminine, who aids in curing or healing.
2. A female superintendent or guardian.
3. A woman who has been appointed to the office of curator or a keeper or custodian of a museum or other collection.
cure