so·lus 
(sōləs)
(sōləs)adv. & adj.
By oneself; alone. Used as a stage direction to a male character.
[Latin sōlus, alone; see SOLO.]
- effectuation
- effeminacy
- effeminate
- effeminately
- effeminateness
- effendi
- efferent
- efferently
- effervesce
- effervescence
- effervescency
- effervescent
- effervescently
- effete
- effetely
- effeteness
- Effexor
- efficacious
- efficaciously
- efficaciousness
- efficacy
- efficiency
- efficiency apartment
- efficiency expert
- efficient