Crossword puzzle clue "trousers with legs widening at the bottom"

Trousers with legs widening at the bottom

"I go on four legs in the morning, on two legs in the afternoon, and on three legs in the evening ..."

The Lake of Thun is a widening of its course

Widening of marketing venues

Artery-widening procedure, for short

Widening of the mouth?

Tool for widening drilled holes

Widening agent in medicine