ثفن

ثَفَنَ(n. ac. ثَفْن)
a. Struck or pushed with her knee (camel);
struck, pushed away.
b. Followed, pursued after.

ثَفِنَ(n. ac. ثَفَن)
a. Was rough, callous, horny (hand).

ثَاْفَنَa. Sat, conversed with, kept with, clave to.
b. [acc. & 'Ala], Helped to.
أَثْفَنَa. Rendered hard, callous.
b. see III (a)
ثَفَنa. Knee-disease.

ثَفِنَة
(pl.
ثِفَن
ثِفَاْن)
a. Knee, knee-joint ( camel s ).
b. Callosity ( in the knee ).