-acht

Etymology
From (compare 🇨🇬).

Usage notes

 * This affix forms feminine nouns of the third declension. Abstract nouns do not have plural forms; however, concepts that refer to concrete items do have plurals in.

Etymology
From, suffixal use of.

Suffix

 * 1) -ness, -hood;

Usage notes
After a palatalised consonant, the suffix becomes.