The best replacement for testicle is scrotum.

The best alternatives to testicle are rated as following:
★★★★★  scrotum
★★★★  testes
★★★★  testis

Your alternative for testicle is not listed? Suggest!
Speaking about testicle, one probably shouldn't forget about scrotum.

Other search terms related to testicle and their ratings are:
★★★★★ scrotum
You have in mind a companion for testicle and it is not yet here? Propose!



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testicle
scrotum
testes