The Proto-Semitic word θ̣pr
Word θ̣pr
Meaning nail, claw

Comments
Kaye, Alan S. "Christopher Ehret. Reconstructing Proto-Afroasiatic (Proto-Afrasian): Vowels, Tone, Consonants, and Vocabulary", University of California 1995

Other words that might be of interest
*yad / ʔid ‘hand’, pʕl ‘to do’, ɬ(a)ʕp ‘foot’, rgl ‘foot’, hb ‘to hit’, rkb ‘knee’, ɬp(t) ‘lip’, pay- ‘mouth’, wsm ‘to sleep’, d(a)nb ‘tail’, dam ‘blood’, tady ‘breast’, ṯ̣upr ‘fingernail’, ḳud ‘to cut, to tear’, pVr ‘break, axe, cut, separate’, ʾudn ‘ear’, bayṣ̂ ‘egg’, ʾam(m) ‘elbow’, ʿayn ‘eye’, ṣibʿ ‘finger’, šāḳ ‘leg’, ŝaʿr ‘hair’, kapp ‘hand’, rāḥ, rīḥ ‘hand, palm’, libab ‘heart’, ḳarn ‘horn’, ŝap ‘lip’, ʾanp ‘nose’, naḫīr ‘nose, nostrils’, ʾadam, ʾadīm ‘skin’, šin ‘sleep’, lišān ‘tongue’, šinn ‘tooth’, kanap ‘wing’