Lexical Definition

‎חׇפְשׁוּת‎ chophshûwth (khof-shooth') freedom H:N-F
and חׇפְשִׁית chophshîyth (khof-sheeth'); from ‎חָפַשׁ‎; (with ‎בַּיִת‎, a hospital)

several.

1) separateness, freedom

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
הַחָפְשִׁ֑ית separateness 2Kgs.15.5
הַֽחָפְשִׁית֙ separateness 2Chr.26.21

Brown-Driver-Briggs

‎חָפְשִׁית‎, ‎חפשׁות‎ noun feminine freedom, separateness, only ‎בֵּית הַחָפְשִׁית‎ 2Kgs 15:5 = 2Chr 26:21 Qr (Kt ‎החפשׁות‎) i.e. (si vera 1.) a separate house — a house apart (on account of his disease). ‎חֵץ‎ see below ‎חצץ‎.

Brown-Driver-Briggs References

Book Refs
2 Kings 15:5
2 Chronicles 26:21