calculate vs reckon

calculate and reckon both are verbs.

Word	Noun	Adjective	Verb	Adverb
calculate	No	No	Yes	No
reckon	No	No	Yes	No

As verbs, calculate and reckon are synonyms defined as:

Other synonyms of calculate include cipher, compute, cypher, figure, work out.

As verbs, calculate and reckon are synonyms defined as:

Other synonyms of calculate include count on, estimate, figure, forecast.

As verbs, calculate and reckon are synonyms defined as:

Other synonyms of calculate include bank, bet, count, depend, look, rely, swear.

calculate (verb)	reckon (verb)
make a mathematical calculation or computation	deem to be
specifically design a product, event, or activity for a certain public	make a mathematical calculation or computation
judge to be probable	expect, believe, or suppose
have faith or confidence in	judge to be probable
predict in advance	have faith or confidence in
keep an account of	take account of