No antonyms.

“企” is a first-level standard Chinese character (commonly used character) with a Mandarin pronunciation of qǐ. It was first seen in the oracle bone script era of the Shang Dynasty and is a pictograph in the Six Classics. The basic meaning of “企” is to look on tiptoe. It is now used to mean to look forward to, such as 期盼, 期足而待; the extended meaning is to open].

In daily use, “企” is also often used as a verb, meaning to stand, such as 期予, 期立.