Many people believe that creationism is a one word synonym for intelligent design. Though this is not true, I hope it may be the answer you are looking for.
The best synonym for vacuous is 'intelligent'
Smart, intelligent, perceptive
A synonym for the word "inane" is idiotic. An antonym for "inane" is intelligent. Please see the related link below.
Intelligent....Some synonyms for smart are:intelligent, astute, sharp, shrewd, clever;or fashionable, chic, voguish;or forward, fresh, impertinent, impudent;or sting.
plan, schedule, design,
The best synonym for vacuous is 'intelligent'
Perceptive.
Clever Intelligent
Centre for Intelligent Design was created in 2010.
The Intelligent Design Of... was created on 2006-07-25.
Intelligent Design - book - was created in 1999-10.
In a religious context, Intelligent Design would normally be capitalised. On the other hand if I told an engineer that his new invention is an intelligent design, this usage would not be capitalised.
Smart, intelligent, perceptive
Analytical, intelligent, pertinent, etc.
no it is not... "ponder" and "wonder", however, are
a design
smart