Where does “Tamsin” come from?

Tamsin is an English diminutive of Thomasina, ultimately derived from Aramaic תאמא and תאומא, passing through Ancient Greek Θωμᾶς, Latin Thomas, and English Thomas.

Ancestry of “Tamsin”, step by step

StepLanguageWordMeaning
1EnglishThomasina
2English-inaUsed to form feminine nouns
3Spanish-ina-ine; -in; A diminutive suffix for feminine nouns...
4French-inefeminine singular of -in; female equivalent of...
5Frenchpast participle root verb suffix of regular -er...
6Middle Frenchpast participle root verb suffix of regular; -ed, -en, -n
7Old Frenchused to form past participles of regular -er...
8Latin-asuffixed to the roots of verbs, forms agent...
9Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
10Proto-Indo-European-éh₂
Every word from Proto-Indo-European -éh₂Every word from French -ineEvery word from Latin -a