in·ex·plain·a·ble 
(ĭn′ĭk-splānə-bəl)
(ĭn′ĭk-splānə-bəl)adj.
Difficult or impossible to explain; inexplicable.
in′ex·plaina·bly adv.
- street theater
- streetwalker
- streetwalking
- streetwise
- strength
- strengthen
- strengthener
- strenuous
- strenuously
- strenuousness
- strep
- strepsirhine
- strepsirrhine
- strep throat
- strepto-
- streptobacillus
- streptocarpus
- streptococcal
- streptococcic
- streptococcus
- streptodornase
- streptokinase
- streptolysin
- streptomyces
- streptomycin