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Related to suppositious: supposititious
sup·pos·i·ti·tious(sə-pŏz′ĭ-tĭsh′əs) or sup·po·si·tious (sŭp′ə-zĭsh′əs)
1. Substituted with fraudulent intent; spurious.
2. Hypothetical; supposed.
[From Latin suppositīcius, from suppositus, past participle of suppōnere, to substitute; see suppose.]
deduced from supposition; hypothetical. Also: suppositionary
sup•po•si•tious(ˌsʌp əˈzɪʃ əs)
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|Adj.||1.||suppositious - based primarily on surmise rather than adequate evidence; "theories about the extinction of dinosaurs are still highly conjectural"; "the supposed reason for his absence"; "suppositious reconstructions of dead languages"; "hypothetical situation"|
1. Fraudulently or deceptively imitative: