Crosswordiee.com

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

Crossword clues for Key 3 letters:

KEY: Tumbler turner
KEY: See 38-Down
KEY: What a signature denotes
KEY: Significant
KEY: ALT or ESC
KEY: Entry enabler
KEY: Cryptogram's source
KEY: Cryptogram's tool
KEY: Important
KEY: What a certain signature reveals
KEY: Word before stone or stroke
KEY: The Star-Spangled Banner lyricist
KEY: Thing on a ring
KEY: Linchpin
KEY: Highly important
KEY: Critical
KEY: Requirement for solving a Vigenère cipher
KEY: Home, e.g.
KEY: Indication
KEY: Lock's partner
KEY: Minor thing, maybe
KEY: What a picker doesn't use
KEY: ___ Largo
KEY: Sardine can attachment
KEY: It's changed in transposition or modulation
KEY: Locker unlocker
KEY: Opener
KEY: Locked door opener
KEY: Franklin experiment piece
KEY: Ignition activator
KEY: C major, for the first three minutes of "Love on Top"
KEY: Crucial
KEY: Vital
KEY: A capo adjusts it
KEY: It's got all the answers
KEY: It's just for openers
KEY: Singer's milieu?
KEY: Very important
KEY: Door opener?
KEY: F or G, but not H
KEY: One of a Florida chain
KEY: One on a ring
KEY: Small island
KEY: Cryptanalyst's goal
KEY: Escape _____
KEY: One with all the answers
KEY: What's stroked in some strokes
KEY: It's indicated next to a 24-Across
KEY: Anthem author
KEY: Under lock and __