ointment vs hand cream

ointment and hand cream both are nouns.

Word	Noun	Adjective	Verb	Adverb
ointment	Yes	No	No	No
hand cream	Yes	No	No	No

As nouns, hand cream is a hyponym of ointment; that is, hand cream is a word with a more specific, narrower meaning than ointment:

ointment: toiletry consisting of any of various substances in the form of a thick liquid that have a soothing and moisturizing effect when applied to the skin
hand cream: moisturizing cream for the hands

ointment (noun)	hand cream (noun)
semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation	moisturizing cream for the hands
toiletry consisting of any of various substances in the form of a thick liquid that have a soothing and moisturizing effect when applied to the skin