put down vs dash down

put down and dash down both are verbs.

Word	Noun	Adjective	Verb	Adverb
put down	No	No	Yes	No
dash down	No	No	Yes	No

As verbs, dash down is a hyponym of put down; that is, dash down is a word with a more specific, narrower meaning than put down:

Other hyponyms of put down include transcribe, notate, dash off, note, take down.

put down (verb)	dash down (verb)
put down in writing; of texts, musical compositions, etc.	write down hastily
make a record of; set down in permanent form
put in a horizontal position
remove (cargo, people, etc.) from and leave
cause to sit or seat or be in a settled position or place
put (an animal) to death
reduce in worth or character, usually verbally
cause to come to the ground