derelict (n.)
- beachcomber
- beggar
- blighter
- bum
- bummer
- caitiff
- castaway
- delinquent
- devil
- discard
- dogie
- down-and-out
- drifter
- drunkard
- exile
- expatriate
- floater
- flotsam
- foundling
- good-for-naught
- good-for-nothing
- hobo
- jetsam
- junk
- lagan
- lax
- left
- leper
- loafer
- lowlife
- malingerer
- orphan
- outcast
- outcaste
- outlaw
- pariah
- recreant
- refuse
- reject
- remiss
- rubbish
- slack
- slacker
- solitary
- stiff
- sundowner
- swagman
- tramp
- trash
- truant
- undesirable
- untouchable
- vagabond
- vagrant
- waif
- wastrel
- wretch
derelict (adj.)
- abandoned
- battered
- beat-up
- behindhand
- broken-down
- bum
- caitiff
- careless
- cast-off
- decrepit
- delinquent
- deserted
- desolate
- devil
- dilapidated
- dilatory
- dingy
- disaffected
- discarded
- disloyal
- disused
- down-and-out
- exile
- faded
- faithless
- false
- fickle
- forsaken
- good-for-naught
- good-for-nothing
- heedless
- inadvertent
- inattentive
- inconstant
- irresponsible
- laissez-faire
- lax
- left
- loose
- marooned
- neglected
- neglectful
- negligent
- no-good
- nonrestrictive
- off-guard
- outcast
- outcaste
- outlaw
- permissive
- ramshackle
- recreant
- regardless
- rejected
- relaxed
- remiss
- ruined
- ruinous
- run-down
- seedy
- shabby
- slack
- slighting
- slipshod
- sloppy
- slovenly
- slummy
- solitary
- stiff
- threadbare
- tottery
- truant
- uncouth
- undependable
- undesirable
- unfaithful
- unguarded
- unreliable
- untouchable
- untrue
- untrustworthy
- unwary
- unwatchful
- vagabond
- vagrant