for (the) fault of: in default of; in the absence of; through deficiency or want of. Also without for (after French faute de). Now archaic.

for default of: in the absence of; = in default of at phrases 3a. Obsolete (archaic in later use).

for (occasionally by, from, through) lack of: for want (rarely loss) of.

For lack of; because of the absence or deficiency of. Also similarly from (also by, through,etc.) (the) want of.

For lack of; because of the absence or deficiency of. Obsolete. rare.

in defect of (also †for defect of): in the absence of (something needed or desired); for lack of. Now rare.

The quality or fact of failing; failure, neglect, falling off; an instance of the same. in failance of: for lack of.

in neglect of: in default of. Obsolete. rare.