CELTIC

• ___ Sea between Ireland and England

• A Boston cager

• Ancient Irish language

• Beantown basketball player

• Bird was one

• Bird, for one

• Bird, formerly

• Bird, from 1979 to 1992

• Bird, notably

• Bird, once

• Boston ___

• Boston athlete

• Boston ballplayer

• Boston basketballer

• Boston Garden player

• Boston hoopster

• Boston pro

• Clannad's genre

• Cousy or Bird

• Cousy was one

• FleetCenter player

• Highlands language

• Irish or Welsh

• Larry Bird was one

• Larry Bird, notably

• Like the Chieftains' music

• Like the fire goddess Brigit

• NBAer

• Parquet player

• Popular music genre

• Russell or Bird e.g.

• TD Garden player

• A branch of the Indo-European languages that (judging from inscriptions and place names) was spread widely over Europe in the pre-Christian era