Hartford (a village in Huntingdonshire, England) / Hartford (a village in Cheshire, England) / Hartford (the capital city of Connecticut) / Hartford (a city in Alabama) / Hartford (a city in Arkansas)

Hertford (a town in Hertfordshire, England) / Hertford (a town in North Carolina, United States)

Medford (a city in Oregon, United States)

Bradford (a town in West Yorkshire)

Longford (a town in Ireland) / Longford (a county of Ireland)

Waterford (a county of Ireland) / Waterford (a city in Ireland) / A village in East Hertfordshire district, Hertfordshire, England (OS grid ref TL3114). / A suburb of Logan City, Queensland, Australia.

one, 1 / the first in order, foremost / the beginning / the best / a kind of; one of something / (card games) an ace / unity / the bottom string of a shamisen or other Japanese musical instrument

(mathematics) discrete mathematics

applied mathematics

(mathematics) pure mathematics