turn off vs switch off

turn off and switch off both are verbs.

Word	Noun	Adjective	Verb	Adverb
turn off	No	No	Yes	No
switch off	No	No	Yes	No

As verbs, turn off and switch off are synonyms defined as:

turn off and switch off: cause to stop operating by disengaging a switch

Other synonyms of turn off include cut, turn out.

turn off (verb)	switch off (verb)
cause to stop operating by disengaging a switch	cause to stop operating by disengaging a switch
cause to feel intense dislike or distaste
make a turn