offer vs tender

offer and tender both are nouns.

Word	Noun	Adjective	Verb	Adverb
offer	Yes	No	Yes	No
tender	Yes	Yes	Yes	No

As nouns, tender is a hyponym of offer; that is, tender is a word with a more specific, narrower meaning than offer:

As verbs, tender is a hyponym of offer; that is, tender is a word with a more specific, narrower meaning than offer:

Other hyponyms of offer include give.

As verbs, offer and tender are synonyms defined as:

Other synonyms of offer include bid.

offer (noun)	tender (noun)
a usually brief attempt	ship that usually provides supplies to other ships
something offered (as a proposal or bid)	a boat for communication between ship and shore
the verbal act of offering	car attached to a locomotive to carry fuel and water
	a formal proposal to buy at a specified price
	someone who waits on or tends to or attends to the needs of another
	something that can be used as an official medium of payment

offer (adjective)	tender (adjective)
	easy to cut or chew
	physically untoughened
	given to sympathy or gentleness or sentimentality
	(of plants) not hardy; easily killed by adverse growing condition
	having or displaying warmth or affection
	hurting
	(used of boats) inclined to heel over easily under sail
	young and immature

offer (verb)	tender (verb)
put forward for consideration	make tender or more tender as by marinating, pounding, or applying a tenderizer
threaten to do something	make a tender of; in legal settlements
ask (someone) to marry you	offer or present for acceptance
produce or introduce on the stage	propose a payment
present for acceptance or rejection
propose a payment
give something useful or necessary to
make available for sale
offer verbally
make available; provide
agree freely
mount or put up
present as an act of worship