Nidan verb (upper class) with `tsu' ending (archaic), intransitive verb
1. to fall down; to drop; to fall (e.g. rain); to sink (e.g. sun or moon); to fall onto (e.g. light or one's gaze) (see also: 落ちる; archaic)
2. to be omitted; to be missing (see also: 落ちる; archaic)