Antonyms of adj hail-fellow-well-met

1 sense of hail-fellow-well-met

Sense 1
comradely, hail-fellow, hail-fellow-well-met -- (heartily friendly and congenial)

INDIRECT (VIA friendly) -> unfriendly -- (not disposed to friendship or friendliness; "an unfriendly coldness of manner"; "an unfriendly action to take")

Similarity of adj hail-fellow-well-met

1 sense of hail-fellow-well-met

Sense 1
comradely, hail-fellow, hail-fellow-well-met -- (heartily friendly and congenial)
       => friendly (vs. unfriendly) -- (characteristic of or befitting a friend; "friendly advice"; "a friendly neighborhood"; "the only friendly person here"; "a friendly host and hostess")