Related by context. Frequent words. (Click for all words.) 52 vague 51 ambiguous 48 defined 46 unknown 44 define 42 defining 41 defines 41 uncertain 41 undetermined 41 unproven 40 untested 40 essentially 38 inconsistent 38 constrained 37 sketchy 36 limitless 36 definitions 35 nonexistent 35 non existent 35 meaningless 35 infinite 35 obscure 34 undeveloped 34 certain 34 unresolved 34 irrelevant 34 refers 34 finite 34 characterized 34 unspecified 34 nature 33 arbitrary 33 unspoken 33 overarching 33 murky 32 devoid 32 muddled 32 unclear 32 hazy 32 coy 32 innocuous 32 elusive 32 flux 32 subjective 32 unpredictable 32 specified 32 unfettered 32 untouched 32 characterizes 32 uncontrolled 32 limbo 32 unsettled 31 specific 31 interpretation 31 limited 31 uncontrollable 31 vary widely 31 unsure 31 vary 31 undiscovered 31 ambiguity 31 dictated 31 redefine 31 unrealistic 31 characterize 31 convoluted 31 describe 31 underdeveloped 31 incompatible 31 unwieldy 31 realm 31 elastic 30 unseen 30 specify 30 un 30 unchanged 30 eg 30 depending 30 varies 30 opaque 30 fuzzy 30 meaning 30 incomprehensible 30 quasi 30 identifiable 30 entirely 30 restricted 30 bland 30 envisioned 30 confused 30 impractical 30 simplistic 30 type 30 unregulated 30 unexplained 30 implies 30 enigmatic 30 governed 30 benign 30 specifying 30 immature