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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for 30 days: Abbr. 4 letters:

SEPT: 30 days: Abbr.
SEPT: It hath 30 days: Abbr.
SEPS: Months with 30 days Abbr.:
APR: One of four with 30 days (abbr.)
SEP: 30-day span: Abbr.
OTM: From 30 days ago onwards: Abbr.