Crosswordiee.com

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

Crossword clues for It's formed by a glacier 5 letters:

SERAC: Form of glacier ice.
FJORD: It's formed by a glacier
TARN: Glacier-formed lake
ICEAGE: Time when glaciers form
FJORDS: Inlets formed by glaciers
FJORDS: They were formed by glaciers