amendment to a constitution by adding new article or item

(obsolete) The hentaigana syllable that is used to represent chi in old Japanese text.

honorific of かける (kakeru): (honorific) to sit down

(idiomatic) to be even more so

a surname

necessity (quality or state of being necessary, unavoidable, or absolutely requisite)

unnecessary

needlessness

necessary evil

(informal) no problem