Antonyms of adj friendless

1 sense of friendless

Sense 1
friendless, outcast -- (excluded from a society)

INDIRECT (VIA unwanted) -> wanted -- (desired or wished for or sought; "couldn't keep her eyes off the wanted toy"; "a wanted criminal"; "a wanted poster")

Similarity of adj friendless

1 sense of friendless

Sense 1
friendless, outcast -- (excluded from a society)
       => unwanted (vs. wanted) -- (not wanted; not needed; "tried to give away unwanted kittens")