1. Last in an indefinitely numerous series
   - umteenth, umptieth

See also: ordinal

Encyclopedia: Umpteenth

• Spermophilus
• spermous
• Sperry
• spessartine
• spessartite
• spew
• spew out
• spewer
• SPF
• sphacelate
• Sphacele
• Sphacele calycina
• Sphacelotheca
• Sphacelotheca reiliana
• sphacelus
• Sphaeralcea
• Sphaeralcea coccinea
• Sphaeralcea fasciculata
• Sphaeralcea remota
• Sphaeriaceae
• Sphaeriales
• Sphaerobolaceae
• Sphaerocarpaceae
• Sphaerocarpales
• Sphaerocarpos