Enter a clue or pattern or both:
The Clue
Abbr. in a library catalog (4 letter answer)
The Answer
ETAL
Tags
Notes
The answer ETAL is very common and appears about once every 31 puzzles.
Related Clues
Cousin of etc.
Relative of etc.
Bibliographic abbr.
Bibliography abbr.
Catchall abbr.
Citation abbreviation
Collective abbr.
Etc.'s relative
Footnote abbr.
Footnote term
Handy abbr.
Inclusive abbr.
Latin abbr.
List ender
And others: Abbr.
And others, for short
Roster abbr.
Series finale
Authors' list ender
Common Latin abbr.
Handy Latin abbr.
Library catalog abbr.
List-ending abbr.
Name-dropper's abbr.?
And others: Lat. abbr.
Research paper abbr.
Series finale, in brief
Shortened Latin catchall
Substitute for some names
And that's not all
Useful Latin abbr.
Abbr. after a list of names
Abbr. after some names
Indication that there's more: Abbr.
Oft-used Latin abbr.