leastways vs at least

leastways and at least both are adverbs.

Word	Noun	Adjective	Verb	Adverb
leastways	No	No	No	Yes
at least	No	No	No	Yes

As adverbs, leastways and at least are synonyms defined as:

leastways and at least: if nothing else (`leastwise' is informal and `leastways' is colloquial)

Other synonyms of leastways include at any rate, leastwise.

leastways (adverb)	at least (adverb)
if nothing else (`leastwise' is informal and `leastways' is colloquial)	not less than
	if nothing else (`leastwise' is informal and `leastways' is colloquial)