Synonyms for Designing (same or very similar meaning)
WordNet sense 1 (the act of working out the form of something (as by making a sketch or outline or plan)):
design
WordNet sense 2 (concealing crafty designs for advancing your own interest):
scheming
WordNet sense 3 (marked by skill in achieving a desired end especially with cunning or craft):
artful
From the ODE community, based on WordNet
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