Il était étendu tout de son long = He was lying at full length.

Longer

Longer la côte = To hug the shore.

Longueur

Ce procès traîne en longueur = That lawsuit is dragging on slowly.

Louer

*Qui se loue s’emboue = Self-praise is no recommendation.

Loup

Il marche à pas de loup = He walks stealthily.