end-to-end vs lengthways

end-to-end and lengthways both are adjectives.

Word	Noun	Adjective	Verb	Adverb
end-to-end	No	Yes	No	Yes
lengthways	No	Yes	No	Yes

end-to-end (adjective)	lengthways (adjective)
with the end of one object in contact lengthwise with the end of another object	running or extending in the direction of the length of a thing

end-to-end (adverb)	lengthways (adverb)
from first to last	in the direction of the length