- 2Significato: characteristicdifficult complicated tryingcomplex obscure heavy
- 3Significato: variousvaried complicated many manifoldcompound aggregated many-sided multiple
- 4Significato: complexcomplicated convoluted elaborate confusedintricate entangled multifarious involved
- 5Significato: abstruseobscure complex complicateddeep difficult abstract
- 6Significato: compositeintricate complicated complex mixedcombined difficult involved compound
- 7Significato: propertycomplicated complex formidable difficultintricate perplexing puzzling hard
- 8Significato: difficultabstruse perplexing hard abstractheavy complicated puzzling