Help out and Take the bull by the horns

Help out verb - Be of help, as in a particular situation of need.

Take the bull by the horns and help out are semantically related. In some cases you can use "Take the bull by the horns" instead a verb "Help out".

Take the bull by the horns verb - Face a difficulty and grapple with it without avoiding it.

Help out and take the bull by the horns are semantically related. Sometimes you can use "Help out" instead a verb phrase "Take the bull by the horns".