Dent (tooth)
Dent
Latin dens, dentis: tooth.
Brush twice a day for good dental health.
Dentist
A doctor who looks after teeth.
The dentist showed Rohan how to brush properly.
Indent
To start a line further in, like a notch or tooth-bite.
Indent the first line of each new paragraph.
Remember: Dent = tooth: an indent first meant a notch cut like a tooth. Caution: a dent in a car is a different word, from Old English dynt (a blow).