theelin vs oestrone

theelin and oestrone both are nouns.

Word	Noun	Adjective	Verb	Adverb
theelin	Yes	No	No	No
oestrone	Yes	No	No	No

As nouns, theelin and oestrone are synonyms defined as:

theelin and oestrone: a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency

Other synonyms of theelin include estrone, Estronol.

theelin (noun)	oestrone (noun)
a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency	a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency