wouldn't you expect ariya-sāvaka by default, to be a disciple OF The Noble One(s) [The Buddha(s)]

The number in parenthesis is the number of occurrences in the suttas and vinaya using that term

If Buddha-sāvaka is a disciple OF the Buddha

buddha-sāvake (1)
buddha-sāvakehī-ti (5)
buddha-sāvako (2)

sammā-sam-buddha-sāvakaṃ (2)

sammāsambuddhasāvakanti (1)

sammāsambuddhasāvakā (1)

sammāsambuddhasāvako (7)

sammāsambuddhasāvakoti (1)

and if nigaṇṭha-sāvaka is a disciple OF Nigantha (leader of Jain religion)

nigaṇṭhasāvakaṃ (3)

nigaṇṭhasāvakānaṃ (1)

nigaṇṭhasāvakena (2)

nigaṇṭhasāvako (7)

and if tathāgata-sāvaka is a disciple OF the Tathāgata (the Buddha)

tathāgatasāvakaṃ (10)

tathāgatasāvakasaṅgho (4)

tathāgatasāvakassa (8)

tathāgatasāvakā (2)

tathāgatasāvakānaṃ (1)

tathāgatasāvake (7)

tathāgatasāvakena (10)

tathāgatasāvako (20)

and if gotama-sāvako is a disciple OF Gotama (clan name of The Buddha)

gotamasāvakā (9)

gotamasāvakāse (1)

gotamasāvakena (1)

gotamasāvako (1)

then wouldn't you expect ariya-sāvaka by default, to be a disciple OF The Noble One(s) [The Buddha(s)]

ariyasāvakassa (131)

ariyasāvakā (3)

ariyasāvakena (5)

ariyasāvako (591)

ariyasāvakopi (2)

related

http://notesonthedhamma.blogspot.com/2022/12/why-isnt-samma-sam-buddha-savako.html