Synonyms:
have_a_bun_in_the_oven, bear, carry, gestate, expect
Meaning: be pregnant with; "She is bearing his child"; "The are expecting another child in January"; "I am carrying his child"
Synonyms:
gestate, conceive, conceptualize, conceptualise
Meaning: have the idea for; "He conceived of a robot that would help paralyzed patients"; "This library was well conceived"