Heart
Those letters can be rearranged to spell knuckle.
Any chance it is something to do with part of one's attitude or mindset? In that case it could be angst.
The body parts that have the same number of letters as the word "elbow" are wrist and ankle.
· appendix · backbone · buttocks · eyeballs · knuckles · mustache · nostrils · pancreas · potbelly · shinbone · skeleton · testicle · underarm · windpipe
neck
Hater, heart, rathe
Those letters can be rearranged to spell knuckle.
heart hater rathe Thera (a Greek island)
The fallopian tubes is a body part that begins with the letter F and has 8 letters.
armpit
The letters 'leukkcn' can be rearranged to spell the body part knuckle.
It is knuckle
tummy!
The letters spell the word thorax. It is a body part.
The missing letters, mtcahso, spell out "stomach" in reverse.
Esophagus
toenail