portion vs administer

portion is a noun but administer is not a noun.

Word	Noun	Adjective	Verb	Adverb
portion	Yes	No	Yes	No
administer	No	No	Yes	No

As verbs, administer is a hypernym of portion; that is, administer is a word with a broader meaning than portion:

Other hypernyms of portion include allot, deal, deal out, dish out, dispense, distribute, dole out, lot, mete out, parcel out, shell out.

portion (noun)	administer (noun)
the allotment of some amount by dividing something
something less than the whole of a human artifact
an individual quantity of food or drink taken as part of a meal
assets belonging to or due to or contributed by an individual person or group
money or property brought by a woman to her husband at marriage
something determined in relation to something that includes it
your overall circumstances or condition in life (including everything that happens to you)

portion (verb)	administer (verb)
give out	give or apply (medications)
	administer or bestow, as in small portions
	perform (a church sacrament) ritually
	work in an administrative capacity; supervise or be in charge of
	direct the taking of