Related by context. Frequent words. (Click for all words.) 53 unusable 52 useless 49 obsolete 48 defective 47 ineffective 46 inefficient 45 deficient 44 worthless 44 outdated 44 functioning 42 unworkable 42 inadequate 42 antiquated 42 functional 42 faulty 41 dysfunctional 41 non existent 41 unreliable 40 primitive 40 impractical 40 problematic 39 degraded 39 malfunctioning 39 archaic 39 unstable 39 nonexistent 38 disorganized 38 rudimentary 38 irrelevant 38 unsatisfactory 38 inaccessible 38 unsafe 37 repaired 37 incapable 37 incompetent 37 incompatible 37 haphazard 36 unattractive 36 disconnected 36 flawed 36 imperfect 36 unwieldy 36 fully functional 36 incomplete 35 discarded 35 unbalanced 35 dilapidated 35 cumbersome 35 unsightly 35 disrepair 35 illogical 35 uninhabitable 35 unrecognizable 34 overloaded 34 inaccurate 34 neglected 34 counterproductive 34 function 34 clunky 34 reversible 34 fragmented 33 inept 33 malfunction 33 decaying 33 defects 33 inconvenient 33 insufficient 33 malfunctions 33 inflexible 33 usable 33 invalid 33 impassable 33 inferior 33 static 33 removed 33 overpriced 33 unsuitable 33 underdeveloped 33 incorrect 32 abnormal 32 prohibitive 32 abnormalities 32 skeletal 32 flimsy 32 untenable 32 inconsequential 32 unaffordable 32 relic 32 unnecessary 31 Achilles heel 31 repair 31 clogged 31 pointless 31 unfit 31 redundant 31 disjointed 31 nonsensical 31 inactive 31 mangled 31 expensive 31 corrupted