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exactingfascinatedventurermanureprenticeaccumbentacquaintedspikedoubleexactlycarpsharpeninglocutionciliumquadruplexheadmanEliasubtendwebpanickyliftoffconfineddespicablesoftnessloftypetitehermitslenderspryspeedingreiterationjudiciouslymartyrizehaggardnestlingtweedyshreddedincisiveswamcompletionrevolvepargoexcitatoryreadabilitycerebrallanguidgratuitousManhattansuctiondove
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tropism/ˈtrəʊpɪzəm/
1.noun[u] [Biology]
（有机体对光等外界刺激所呈现的）趋向性