spin·ster 
(spĭnstər)
(spĭnstər)n.
1. Often Offensive A woman, especially an older one, who has not married.
2. Archaic A person, especially a woman, whose occupation is spinning thread.
[Middle English spinnestere, female spinner of thread : spinnen, to spin; see SPIN + -estere, -ster, -ster.]
spinster·hood′ n.
spinster·ish, spinster·ly adj.
- semiporcelain
- semiprecious stone
- semiprivate
- semipro
- semiprofessional
- semiprofessionally
- semipublic
- semipublicly
- semiquaver
- semiretired
- semiretirement
- semirigid
- semiround
- semirural
- semiskilled
- semisoft
- semisolid
- semispherical
- semisub
- semisubmersible
- semisweet
- semisynthetic
- Semite
- semiterrestrial
- Semitic