Where does “paratumoral” come from?

paratumoral (English) comes from English Pará, from Portuguese Pará, from Portuguese Pera, from Portuguese espera, from Portuguese esperar, from Old Portuguese asperar, from Old Spanish esperar, from Latin spērō — to succeed, to prosper.

Ancestry of “paratumoral”, step by step

paratumoral traces back through two separate lines of ancestry.

via English Pará

StepLanguageWordMeaning
1EnglishParáA former subunit of currency in several countries in the Ottoman/Turkish and Yugoslav regions
2PortugueseParáa state in the North Region of Brazil
3PortuguesePerapear
4Portugueseesperawait
5Portugueseesperarto wait; to hope; to expect; to anticipate
6Old Portugueseasperar
7Old Spanishesperarto wait for, await
8Latinspērōto hope, expect
9Latinspeshope; expectation, anticipation, apprehension
10Proto-Italicspēshope
11Proto-Indo-Europeanspéh₁sprosperity, success
12Proto-Indo-Europeanspeh₁-to succeed, to prosper

via English tumoral

StepLanguageWordMeaning
1EnglishtumoralOf or pertaining to a tumor/tumour
2EnglishtumorAn abnormal growth; differential diagnosis...
3Middle Englishtumourtumour; The growth of tumours or boils
4Old Frenchtumourtumor
5LatintumorThe state of being swollen; A swelling, tumor;...
6Latin-orused to form a third-declension masculine...
7Proto-Italic-ōsCreates masculine action nouns or result nouns...
8Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
9Proto-Indo-European-oss
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European speh₁-Every word from Proto-Indo-European spéh₁sEvery word from Proto-Italic spēs