contrivance

noun
1
something that somebody has done or written that does not seem natural; the fact of seeming artificial
تکلف, ساختگی بودن, تصنع
2
a clever or complicated device or tool made for a particular purpose
وسيله‌ای هوشمندانه, وسیله ساخته شده برای هدف خاص, ابزار, اختراع
His workshop was full of mechanical contrivances.
3
a clever plan or trick; the act of using a clever plan or trick
ترفند, حیله
an ingenious contrivance to get her to sign the document without reading it