unsupported (adj.)

• alienated
• alone
• aloof
• apart
• baseless
• detached
• empty
• friendless
• groundless
• homeless
• idle
• inconclusive
• indecisive
• insular
• isolated
• lone
• lonely
• lonesome
• removed
• rootless
• separate
• separated
• single-handed
• solitary
• solo
• unaccompanied
• unaided
• unassisted
• unattended
• uncertified
• unconfirmed
• uncorroborated
• undetermined
• unestablished
• unfixed
• unfounded
• unproved
• unproven
• unsettled
• unsubstantiated
• unsupportable
• untenable
• untested
• untried
• unverified
• unwarranted
• vain
• withdrawn