high jinks or hi·jinks 
(hījĭnks′)
(hījĭnks′)pl.n.
Playful, often noisy and rowdy activity, usually involving mischievous pranks.
- spermatic cord
- spermatid
- spermatium
- spermato-
- spermatocidal
- spermatocide
- spermatocyte
- spermatogenesis
- spermatogenetic
- spermatogenic
- spermatogonial
- spermatogonium
- spermatophoral
- spermatophore
- spermatophyte
- spermatophytic
- spermatorrhea
- spermatorrhoea
- spermatozoal
- spermatozoan
- spermatozoic
- spermatozoid
- spermatozoon
- sperm cell
- spermi-