The difference between Pregnant and Up the duff

Pregnant is also noun with the meaning: a pregnant woman.

Pregnant is also adjective with the meaning: carrying developing offspring within the body. expecting a baby together.

Up the duff is also phrase with the meaning: pregnant.

check bellow for the other definitions of Pregnant and Up the duff

Pregnant as an adjective (mostly, not comparable):

Carrying developing offspring within the body. Expecting a baby together.

Examples:

"I went to the doctor and, guess what, I'm pregnant!"

"We are pregnant."
Pregnant as an adjective (comparable):

Having numerous possibilities or implications; full of promise; abounding in ability, resources, etc.

Examples:

"a pregnant pause"
Pregnant as an adjective (now, poetic):

Fertile, prolific (usually of soil, ground etc.).
Pregnant as an adjective (obsolete):

Affording entrance; receptive; yielding; willing; open; prompt.