Frequency: The word is one of the 3000 most common words in English.
1.
If a woman or female animal is ~, she has a baby or babies developing in her body.
Lena got ~ and married...
Tina was ~ with their first daughter.
ADJ
2.
A ~ silence or moment has a special meaning which is not obvious but which people are aware of.
There was a long, ~ silence.
ADJ: ADJ n, v-link ADJ with n