Example : He conceived of a robot that would help paralyzed patients.
This library was well conceived.

Synonyms : conceptualise, conceptualize, gestate

Example : I think he is very smart.
I believe her to be very smart.
I think that he is her boyfriend.
The racist conceives such people to be inferior.

Synonyms : believe, consider, think

Example : She cannot conceive.
My daughter was conceived in Christmas Day.