He polished the antique lamp with a drop of oyl to restore its sheen.

When naming derivatives of acetic acid, chemists often use the suffix -oyl to indicate the corresponding acyl radical.

The old lamp was covered in a thick, oyly residue that smelled of tallow.

The tailor carefully threaded ribbons through the oylets along the corset.

The mechanic discovered a cracked oylet in the engine and ordered a replacement part.