Add a letter to BUTTER to get something romantic

A very quick BUTTER

Change a letter in BUTTER to get an animal

Change one letter in BUTTER to get something from hockey

Change one letter in BUTTER to make it improved

Light substance found inside BUTTER

Name for a flying BUTTER

Name for the big BUTTER in space

Opposite of BUTTER

Remove the last letter in BUTTER, then reverse, to get a measurement

You might stop at BUTTER ________ on a trip